{"title":"Sensors \u0026 Detection","description":"\u003ch2\u003eSensors \u0026amp; Detection Modules for Electronics \u0026amp; DIY Projects\u003c\/h2\u003e\n\n\u003cp\u003eWhether you're a hobbyist, maker, or professional engineer, having the right sensor is the foundation of any successful electronics project. Our \u003cstrong\u003eSensors \u0026amp; Detection\u003c\/strong\u003e collection brings together a carefully curated range of high-quality sensing and detection modules — from motion and temperature to Hall effect, infrared, ultrasonic, and beyond. Compatible with popular platforms like \u003cstrong\u003eArduino, Raspberry Pi, STM32\u003c\/strong\u003e, and virtually any microcontroller unit (MCU), these components are built to deliver accurate, reliable readings for prototyping, automation, robotics, and more.\u003c\/p\u003e\n\n\u003cp\u003eEvery product in this collection is selected for quality, ease of integration, and value — so you spend less time troubleshooting and more time building. Browse our top picks below and find the perfect sensor for your next build.\u003c\/p\u003e\n\n\u003ch3\u003eFeatured Products\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/rcwl-0516-microwave-radar-motion-sensor-module-arduino-10-pack\"\u003e10x RCWL-0516 Microwave Radar Motion Sensor Module for Arduino\u003c\/a\u003e – A versatile microwave Doppler radar module capable of detecting motion through walls and non-metallic surfaces, perfect for security and automation projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/hall-sensor-module-rotating-position-measurement-stm32-arduino-raspberry-pi\"\u003e49E Linear Hall Sensor Module – STM32 Arduino Raspberry Pi\u003c\/a\u003e – Detect magnetic fields and measure rotational position with precision, ideal for motor control and position-sensing applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/38khz-ir-receiver-module-arduino-raspberry-pi-mcu-sensor\"\u003e38kHz IR Receiver Module for Arduino, Raspberry Pi \u0026amp; MCU\u003c\/a\u003e – A plug-and-play infrared receiver for decoding remote control signals, compatible with a wide range of MCU platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/1-8-npt-oil-water-temperature-sensor-gold-metal-direct-replacement\"\u003e1\/8 NPT Oil \u0026amp; Water Temp Sensor – Gold Metal Direct Replacement\u003c\/a\u003e – A rugged, direct-replacement temperature sensor for monitoring oil and water temps in automotive and industrial applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/360-degree-trackball-hall-effect-sensor-module-11pin-diy\"\u003e360° Trackball Hall Effect Sensor Module – 11PIN DIY\u003c\/a\u003e – A unique 360-degree Hall effect module for building custom input devices, robotics navigation, and interactive DIY gadgets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Shop Our Sensors \u0026amp; Detection Collection?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Variety:\u003c\/strong\u003e Motion sensors, temperature sensors, IR modules, Hall effect sensors, piezo transducers, and more — all in one place.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlatform Compatible:\u003c\/strong\u003e Works seamlessly with Arduino, Raspberry Pi, STM32, ESP32, and other popular MCU boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaker-Friendly:\u003c\/strong\u003e Clear product specs, easy pin-out integration, and multi-pack options to keep your projects moving.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e Reliable components sourced for durability, accuracy, and consistent performance in real-world conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat Value:\u003c\/strong\u003e Competitive pricing on individual components and multi-packs — perfect for prototyping and production alike.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExplore More in This Collection\u003c\/h3\u003e\n\u003cp\u003eBeyond the featured picks above, our Sensors \u0026amp; Detection category includes specialty modules like the \u003ca href=\"\/products\/3d-printer-filament-runout-detection-module-with-wire\"\u003e3D Printer Filament Runout Detection Module\u003c\/a\u003e to keep your prints from failing mid-job, the \u003ca href=\"\/products\/10pcs-20mm-piezo-ceramic-disc-elements-sensor-buzzer-wire\"\u003e10Pcs 20mm Piezo Ceramic Disc Elements Sensor Buzzer \u0026amp; Wire\u003c\/a\u003e for acoustic sensing and sound generation, and the \u003ca href=\"\/products\/outdoor-waterproof-led-alarm-light-100db-construction-road-safety\"\u003e100dB Outdoor LED Alarm Light – Waterproof IP55 Safety Beacon\u003c\/a\u003e for audible and visual alert systems. Whatever your project demands, you'll find the right component here.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: Are these sensors and detection modules compatible with Arduino and Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The vast majority of our sensors and detection modules are designed to be fully compatible with Arduino, Raspberry Pi, STM32, ESP32, and other popular microcontroller platforms. Each product listing includes compatibility details and pin-out information to make integration straightforward.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of sensors are available in this collection?\u003c\/h4\u003e\n\u003cp\u003eA: Our Sensors \u0026amp; Detection collection covers a broad range of sensing technologies, including microwave radar motion sensors (RCWL-0516), Hall effect sensor modules, infrared (IR) receiver modules, temperature sensors (oil \u0026amp; water), piezo ceramic disc sensors, ultrasonic atomization transducers, rotary encoders, filament runout detection modules, and more.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use these detection modules for home automation or security projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Many of our modules — such as the RCWL-0516 microwave radar motion sensor and the 38kHz IR receiver module — are ideal for home automation, security systems, and smart device projects. They are compact, low-power, and easy to integrate with popular development boards.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do you offer multi-pack options for sensors and electronic components?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! Several products in our Sensors \u0026amp; Detection collection are available in multi-packs (e.g., 10-packs of motion sensor modules, piezo disc elements, and ceramic FM bandpass filters), making them great value for prototyping, classroom use, or bulk project builds.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What should I look for when choosing a sensor module for my DIY electronics project?\u003c\/h4\u003e\n\u003cp\u003eA: Key factors include the sensing technology (motion, temperature, magnetic field, infrared, etc.), operating voltage, output type (analog vs. digital), communication protocol (GPIO, I2C, SPI), and platform compatibility. Our product descriptions provide all of this information to help you select the best sensor detection module for your specific needs.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Are these sensors and detection modules compatible with Arduino and Raspberry Pi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The vast majority of our sensors and detection modules are designed to be fully compatible with Arduino, Raspberry Pi, STM32, ESP32, and other popular microcontroller platforms. Each product listing includes compatibility details and pin-out information to make integration straightforward.\"}}, {\"@type\": \"Question\", \"name\": \"What types of sensors are available in this collection?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Our Sensors \u0026amp; Detection collection covers a broad range of sensing technologies, including microwave radar motion sensors (RCWL-0516), Hall effect sensor modules, infrared (IR) receiver modules, temperature sensors (oil \u0026amp; water), piezo ceramic disc sensors, ultrasonic atomization transducers, rotary encoders, filament runout detection modules, and more.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use these detection modules for home automation or security projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. 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Our product descriptions provide all of this information to help you select the best sensor detection module for your specific needs.\"}}]}\u003c\/script\u003e","products":[{"product_id":"rex-c100-pid-temperature-controller-kit-ssr-thermocouple","title":"REX-C100 PID Temperature Controller Kit SSR 40DA \u0026 Thermocouple","description":"\n\u003ch2\u003eREX-C100 Temperature Controller Kit — SSR 40DA, K Thermocouple Probe \u0026amp; Radiator\u003c\/h2\u003e\n\n\u003cp\u003eTake precise control of your heating systems with the \u003cstrong\u003eREX-C100 Temperature Controller Kit\u003c\/strong\u003e by Lefavor. This all-in-one kit includes a REX-C100 PID temperature controller, a 40DA solid-state relay (SSR), a K-type thermocouple probe, and a radiator — everything you need for accurate, reliable temperature regulation in industrial, laboratory, or DIY applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eREX-C100 PID Temperature Controller\u003c\/strong\u003e – Compact, panel-mount design with easy-to-read digital display and precise set-point control\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSSR 40DA Solid State Relay\u003c\/strong\u003e – 40-amp DC-to-AC solid state relay for silent, long-lasting switching with no mechanical wear\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eK-Type Thermocouple Probe\u003c\/strong\u003e – Wide temperature sensing range ideal for ovens, kilns, furnaces, and industrial processes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAluminium Radiator\/Heat Sink\u003c\/strong\u003e – Keeps the SSR cool during extended operation for maximum reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePID auto-tuning function for accurate, stable temperature control\u003c\/li\u003e\n  \u003cli\u003eCE certified for safety and compliance\u003c\/li\u003e\n  \u003cli\u003eCompatible with K-type thermocouple input (model K)\u003c\/li\u003e\n  \u003cli\u003eSolid-state relay eliminates mechanical noise and extends lifespan\u003c\/li\u003e\n  \u003cli\u003eSuitable for reflow ovens, sous vide setups, incubators, industrial heating, and more\u003c\/li\u003e\n  \u003cli\u003eCompact panel-mount form factor — easy to integrate into enclosures\u003c\/li\u003e\n  \u003cli\u003eNo battery required — mains powered\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eController Model:\u003c\/strong\u003e REX-C100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelay:\u003c\/strong\u003e SSR 40DA (40A, DC control \/ AC load)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermocouple Type:\u003c\/strong\u003e K-type\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e Not required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eWhether you're building a reflow oven, setting up an industrial heating system, or working on a DIY temperature-controlled enclosure, the REX-C100 kit provides a professional-grade solution at an accessible price point. The included SSR and thermocouple make it a truly plug-and-play bundle.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is included in the REX-C100 temperature controller kit?\u003c\/h4\u003e\n\u003cp\u003eA: The kit includes a REX-C100 PID temperature controller, an SSR 40DA solid state relay, a K-type thermocouple probe, and an aluminium radiator\/heat sink — all the core components needed to build a complete temperature control system.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of thermocouple does the REX-C100 temperature controller support?\u003c\/h4\u003e\n\u003cp\u003eA: This kit is configured for a \u003cstrong\u003eK-type thermocouple\u003c\/strong\u003e input (Model K). K-type thermocouples offer a wide measurement range, making them suitable for ovens, kilns, furnaces, and many industrial processes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the REX-C100 kit suitable for DIY reflow oven or sous vide builds?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The REX-C100 PID controller with SSR and K-type thermocouple is a popular choice for DIY reflow oven conversions, sous vide cookers, incubators, and other projects requiring accurate and stable temperature control.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the REX-C100 kit require a battery?\u003c\/h4\u003e\n\u003cp\u003eA: No, the REX-C100 temperature controller is mains powered and does not require any batteries for operation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is included in the REX-C100 temperature controller kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The kit includes a REX-C100 PID temperature controller, an SSR 40DA solid state relay, a K-type thermocouple probe, and an aluminium radiator\/heat sink — all the core components needed to build a complete temperature control system.\"}}, {\"@type\": \"Question\", \"name\": \"What type of thermocouple does the REX-C100 temperature controller support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This kit is configured for a K-type thermocouple input (Model K). 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Engineered for accuracy and reliability, this compact controller features relay output and a wide measurement range of \u003cstrong\u003e0 to 400°C\u003c\/strong\u003e, making it ideal for industrial, laboratory, and household heating projects. The included K-type thermocouple probe provides fast, accurate temperature sensing right out of the box.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e REX-C100FK02-M*AN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Relay (contact capacity 250V AC \/ 3A resistive load)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e 0 to 400°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Accuracy:\u003c\/strong\u003e ±0.5% FS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 14-bit for highly precise readings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSampling Cycle:\u003c\/strong\u003e Every 0.5 seconds for real-time monitoring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCold-End Compensation:\u003c\/strong\u003e ±2°C (software-adjustable from 0–50°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl Modes:\u003c\/strong\u003e ON\/OFF, Step-type PID, and Continuous PID\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Tuning Control:\u003c\/strong\u003e Automatically optimizes PID parameters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm Function:\u003c\/strong\u003e 2-way alarm output (250V AC \/ 3A per channel)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Indicators:\u003c\/strong\u003e Output, alarm status, and self-tuning at a glance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 48mm × 48mm × 110mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 10 VA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulation Resistance:\u003c\/strong\u003e \u0026gt;50 MΩ (500V DC); 1500V AC\/min dielectric strength\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Environment:\u003c\/strong\u003e 0–50°C, 30–85% RH, non-corrosive atmosphere\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCE Certified\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePower Supply Options\u003c\/h3\u003e\n\u003cp\u003eStandard units ship configured for \u003cstrong\u003eAC 100V–240V \/ 50–60 Hz\u003c\/strong\u003e (universal voltage — suitable for most countries). If you specifically require \u003cstrong\u003eAC 220V \/ 50–60 Hz\u003c\/strong\u003e, please note this in your order at checkout.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e If your local voltage is 110V, 120V, or 240V, choose the AC 100–240V version. If your voltage is exactly 220V, either version will work.\u003c\/p\u003e\n\n\u003ch3\u003eIncluded K-Type Thermocouple Probe\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 1 metre\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProbe Diameter:\u003c\/strong\u003e 4.5 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e 0–400°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Insulation:\u003c\/strong\u003e Fiberglass\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal Shielding:\u003c\/strong\u003e Insulated shielding for reliable signal integrity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e M6×1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × REX-C100 Digital PID Temperature Controller\u003c\/li\u003e\n  \u003cli\u003e1 × K-Type Thermocouple Probe Sensor (1 m cable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003eThe REX-C100 is widely used in \u003cstrong\u003ekilns, ovens, incubators, sous vide systems, plastic injection moulding, brewing equipment, heat treatment, and industrial process control\u003c\/strong\u003e — any application where stable, precise temperature regulation matters.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the temperature measurement range of the REX-C100 PID controller?\u003c\/h4\u003e\n\u003cp\u003eA: The REX-C100 digital PID temperature controller measures from \u003cstrong\u003e0°C to 400°C\u003c\/strong\u003e when paired with the included K-type thermocouple probe sensor, making it suitable for a wide range of heating applications including ovens, kilns, and industrial processes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage does the REX-C100 PID temperature controller support?\u003c\/h4\u003e\n\u003cp\u003eA: The standard version supports \u003cstrong\u003eAC 100V–240V \/ 50–60 Hz\u003c\/strong\u003e, covering most global voltages. An \u003cstrong\u003eAC 220V \/ 50–60 Hz\u003c\/strong\u003e version is also available — simply add a note at checkout if you require the 220V-only configuration.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What control modes does the REX-C100 support?\u003c\/h4\u003e\n\u003cp\u003eA: The REX-C100 supports \u003cstrong\u003eON\/OFF control, step-type PID, and continuous PID\u003c\/strong\u003e modes. It also features an automatic self-tuning function that calculates optimal PID parameters for your specific heating system, minimising setup time and improving temperature stability.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the K-type thermocouple probe included in the package?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Every REX-C100 controller package includes \u003cstrong\u003eone K-type thermocouple probe sensor\u003c\/strong\u003e with a 1-metre fiberglass-insulated cable and a 4.5 mm probe diameter, ready to connect and use straight away.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the temperature measurement range of the REX-C100 PID controller?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The REX-C100 digital PID temperature controller measures from 0°C to 400°C when paired with the included K-type thermocouple probe sensor, making it suitable for a wide range of heating applications including ovens, kilns, and industrial processes.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage does the REX-C100 PID temperature controller support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The standard version supports AC 100V–240V \/ 50–60 Hz, covering most global voltages. An AC 220V \/ 50–60 Hz version is also available — simply add a note at checkout if you require the 220V-only configuration.\"}}, {\"@type\": \"Question\", \"name\": \"What control modes does the REX-C100 support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The REX-C100 supports ON\/OFF control, step-type PID, and continuous PID modes. It also features an automatic self-tuning function that calculates optimal PID parameters for your specific heating system, minimising setup time and improving temperature stability.\"}}, {\"@type\": \"Question\", \"name\": \"Is the K-type thermocouple probe included in the package?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Every REX-C100 controller package includes one K-type thermocouple probe sensor with a 1-metre fiberglass-insulated cable and a 4.5 mm probe diameter, ready to connect and use straight away.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"REX-C100 Digital PID Temperature Controller \u0026 K-Type Thermocouple\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/rex-c100-digital-pid-temperature-controller-relay-k-type-thermocouple\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"A Thermostat \/ China Mainland","offer_id":50286660550883,"sku":"14:350850#A Thermostat;200007763:201336100","price":41.13,"currency_code":"USD","in_stock":true},{"title":"A Thermostat  set \/ China Mainland","offer_id":50286660583651,"sku":"14:350852#A Thermostat  set;200007763:201336100","price":45.08,"currency_code":"USD","in_stock":true},{"title":"A Thermostat \/ Russian Federation","offer_id":50286660616419,"sku":"14:350850#A Thermostat;200007763:201336103","price":39.76,"currency_code":"USD","in_stock":true},{"title":"A Thermostat  set \/ Russian Federation","offer_id":50286660649187,"sku":"14:350852#A Thermostat  set;200007763:201336103","price":45.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/HTB13YYKaND1gK0jSZFyq6AiOVXaf.webp?v=1790290104"},{"product_id":"embedded-qr-code-reader-module-1d-2d-usb-ttl-rs232-wiegand-barcode-scanner","title":"Embedded QR Code Reader Module 1D 2D USB TTL RS232 Wiegand Scanner","description":"\n\u003ch2\u003eLUCKING DOOR Embedded QR Code Reader Module – Fast, Versatile Barcode Scanning\u003c\/h2\u003e\n\u003cp\u003eUpgrade your system with the \u003cstrong\u003eLUCKING DOOR R35d\/D35C Embedded QR Code Reader Module\u003c\/strong\u003e — a compact, high-performance scanning engine designed for seamless integration into kiosks, access control systems, industrial equipment, retail terminals, and more. Supporting both \u003cstrong\u003e1D and 2D barcode formats\u003c\/strong\u003e including QR codes, Data Matrix, PDF417, and all major linear barcodes, this module delivers rapid, reliable reads every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Format Scanning:\u003c\/strong\u003e Reads all major 1D and 2D barcode symbologies — QR Code, Data Matrix, PDF417, Code 128, Code 39, EAN, UPC, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Interface Support:\u003c\/strong\u003e Compatible with \u003cstrong\u003eUSB, TTL, RS232, and Wiegand\u003c\/strong\u003e interfaces for maximum integration flexibility across a wide range of host systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Scan Speed:\u003c\/strong\u003e High-speed decoding engine for quick, accurate reads — ideal for high-throughput applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEmbedded Design:\u003c\/strong\u003e Compact module form factor makes it easy to embed into custom enclosures, OEM hardware, and commercial devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works with Windows, Linux, Android, and other operating systems via standard USB HID or serial communication.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e R35d \/ D35C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e LUCKING DOOR\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSupported Interfaces\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ USB (HID \/ Virtual COM)\u003c\/li\u003e\n  \u003cli\u003e✅ TTL Serial\u003c\/li\u003e\n  \u003cli\u003e✅ RS232\u003c\/li\u003e\n  \u003cli\u003e✅ Wiegand (26\/34-bit)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSupported Barcode Types\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2D:\u003c\/strong\u003e QR Code, Micro QR, Data Matrix, PDF417, Aztec, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1D:\u003c\/strong\u003e Code 128, Code 39, Code 93, EAN-8, EAN-13, UPC-A, UPC-E, Interleaved 2 of 5, and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAccess control and security systems\u003c\/li\u003e\n  \u003cli\u003eSelf-service kiosks and vending machines\u003c\/li\u003e\n  \u003cli\u003eRetail and point-of-sale terminals\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and inventory management\u003c\/li\u003e\n  \u003cli\u003eHealthcare and ticketing systems\u003c\/li\u003e\n  \u003cli\u003eOEM and custom embedded solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What interfaces does this embedded QR code reader module support?\u003c\/h4\u003e\n\u003cp\u003eA: The LUCKING DOOR R35d\/D35C module supports four interface types: USB (HID and Virtual COM), TTL serial, RS232, and Wiegand (26\/34-bit). This makes it highly versatile for integration into access control panels, industrial controllers, kiosks, and custom OEM devices.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this module read both 1D barcodes and 2D QR codes?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This scanner module is capable of reading all major 1D barcode formats (Code 128, Code 39, EAN, UPC, etc.) as well as 2D symbologies including QR Code, Micro QR, Data Matrix, PDF417, and Aztec codes — making it a truly all-in-one scanning solution.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this barcode scanner module compatible with different operating systems?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. When connected via USB HID mode, the module is plug-and-play compatible with Windows, Linux, macOS, and Android systems without requiring additional drivers. For TTL\/RS232\/Wiegand interfaces, compatibility depends on the host controller's serial or Wiegand input support.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the model number of this QR code reader module?\u003c\/h4\u003e\n\u003cp\u003eA: The model number is R35d \/ D35C, manufactured by LUCKING DOOR. It is made in Mainland China and is designed for professional embedded and OEM applications requiring multi-interface barcode scanning.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What interfaces does this embedded QR code reader module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LUCKING DOOR R35d\/D35C module supports four interface types: USB (HID and Virtual COM), TTL serial, RS232, and Wiegand (26\/34-bit). This makes it highly versatile for integration into access control panels, industrial controllers, kiosks, and custom OEM devices.\"}}, {\"@type\": \"Question\", \"name\": \"Can this module read both 1D barcodes and 2D QR codes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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Featuring a bright LED display, dual relay outputs, and a high-accuracy NTC sensor probe, this compact thermostat is the go-to solution for homebrewers, aquarium enthusiasts, greenhouse growers, HVAC projects, and industrial automation setups. 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Navigate with Up\/Down buttons and confirm with RST.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets CE certification standards for safety and reliability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Durable:\u003c\/strong\u003e Housed in an ABS flame-retardant plastic shell; lightweight at just 100g and available in a sleek gray finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110–220VAC ±10%, 50\/60Hz (or DC 12V)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-50°C to +110°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±1°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Output (Heating)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10A \/ 240VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Output (Cooling)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10A \/ 240VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eImported NTC Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Meter\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShell Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS Flame Retardant Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGray\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × STC-1000 Digital Temperature Controller\u003c\/li\u003e\n  \u003cli\u003e1 × NTC Sensor Probe (1m cable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHome brewing \u0026amp; fermentation chambers\u003c\/li\u003e\n  \u003cli\u003eAquariums \u0026amp; fish tanks\u003c\/li\u003e\n  \u003cli\u003eGreenhouse \u0026amp; grow tent climate control\u003c\/li\u003e\n  \u003cli\u003eRefrigeration \u0026amp; incubation projects\u003c\/li\u003e\n  \u003cli\u003eHVAC and industrial automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can the STC-1000 Digital Temperature Controller work with both heating and cooling devices simultaneously?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The STC-1000 features two independent relay outputs — one dedicated to heating and one to cooling — each rated at 10A\/240VAC. This allows you to connect and independently control both a heating element and a cooling device (such as a fan or refrigeration unit) at the same time, making it ideal for fermentation chambers, aquariums, and climate-controlled enclosures.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the STC-1000 compatible with DC 12V systems, or does it only work on AC power?\u003c\/h4\u003e\n\u003cp\u003eA: The STC-1000 is compatible with both AC power (110–220VAC, 50\/60Hz) and DC 12V, offering excellent versatility for use in vehicles, off-grid setups, and low-voltage projects in addition to standard household and industrial AC applications.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I access the advanced settings on the STC-1000 thermostat?\u003c\/h4\u003e\n\u003cp\u003eA: To enter the internal parameter settings (P0–P8), simply press and hold the SET button for 5 seconds. Use the Up and Down arrow buttons to navigate between parameters, and press the RST button to confirm your selection and return to the main display. This makes it straightforward to customize hysteresis, alarm thresholds, and other control settings to suit your specific application.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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Built using a high-quality PS2-style rocker potentiometer, this versatile sensor module delivers smooth, precise two-axis analog control plus a built-in push-button digital output — perfect for robotics, remote controls, gaming controllers, and all kinds of interactive DIY electronics projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Axis Analog Output:\u003c\/strong\u003e Independent X and Y axis analog voltage outputs for smooth, full-range directional control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZ-Axis Digital Push Button:\u003c\/strong\u003e Press straight down on the joystick to trigger a digital (0\/1) switch output.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Input Voltage Range:\u003c\/strong\u003e Compatible with DC 3.3V to 5V — works seamlessly with Arduino, Raspberry Pi, and most microcontroller boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10K Bi-Directional Potentiometer:\u003c\/strong\u003e At rest, X and Y read approximately 2.5V (mid-point). Deflecting the joystick varies the voltage from 0V to 5V proportionally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Plug-In Connection:\u003c\/strong\u003e Separate X, Y, and Z axis leads with standard 3-pin headers fit directly into Arduino sensor expansion boards — no soldering required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBeginner-Friendly \u0026amp; Programmable:\u003c\/strong\u003e Works straight out of the box with the Arduino IDE; sample code available below to get you started immediately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKY-023\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 3.3V – 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eX\/Y Output Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog (0V – 5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eZ Output Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital (0 \/ 1)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotentiometer Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10KΩ (bi-directional)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard 3-pin Arduino header\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Module\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cp\u003eThe KY-023 joystick module is essentially a combination of two potentiometers (for X and Y axes) and one push-button switch (Z axis). When the joystick is in its neutral resting position, both X and Y analog outputs read approximately 2.5V. Moving the stick in any direction changes the resistance — and therefore the output voltage — proportionally between 0V and 5V. Pressing straight down on the joystick activates the Z-axis digital switch, outputting a LOW (0) signal.\u003c\/p\u003e\n\u003cp\u003eConnect the X and Y pins to your Arduino's analog input pins (A0, A1) and the Z pin to a digital input pin to read all three axes simultaneously.\u003c\/p\u003e\n\n\u003ch3\u003eSample Arduino Code\u003c\/h3\u003e\n\u003cpre\u003e\u003ccode\u003e\nint JoyStick_X = 0; \/\/ X axis → Analog pin A0\nint JoyStick_Y = 1; \/\/ Y axis → Analog pin A1\nint JoyStick_Z = 3; \/\/ Z button → Digital pin 3\n\nvoid setup() {\n  pinMode(JoyStick_Z, INPUT);\n  Serial.begin(9600);\n}\n\nvoid loop() {\n  int x = analogRead(JoyStick_X);\n  int y = analogRead(JoyStick_Y);\n  int z = digitalRead(JoyStick_Z);\n  Serial.print(x); Serial.print(\",\");\n  Serial.print(y); Serial.print(\",\");\n  Serial.println(z);\n  delay(100);\n}\n\u003c\/code\u003e\u003c\/pre\u003e\n\n\u003ch3\u003eCompatible With\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino Uno, Mega, Nano, Leonardo, and compatible boards\u003c\/li\u003e\n  \u003cli\u003eArduino sensor expansion \/ shield boards\u003c\/li\u003e\n  \u003cli\u003eRaspberry Pi (with appropriate ADC)\u003c\/li\u003e\n  \u003cli\u003eESP8266 \/ ESP32 microcontroller boards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRC remote control systems\u003c\/li\u003e\n  \u003cli\u003eDIY robot steering controllers\u003c\/li\u003e\n  \u003cli\u003eCustom game controllers and retro gaming projects\u003c\/li\u003e\n  \u003cli\u003ePan\/tilt camera mounts\u003c\/li\u003e\n  \u003cli\u003eInteractive art and maker projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the KY-023 joystick module compatible with 3.3V Arduino boards such as the Arduino Due or ESP32?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The KY-023 dual-axis XY joystick module supports an input voltage range of DC 3.3V to 5V, making it fully compatible with both 3.3V boards (like the ESP32 or Arduino Due) and standard 5V boards (like the Arduino Uno and Mega). Simply connect VCC to your board's 3.3V or 5V output accordingly.\u003c\/p\u003e\n\u003ch4\u003eQ: What do the X, Y, and Z outputs of the KY-023 module represent?\u003c\/h4\u003e\n\u003cp\u003eA: The X and Y outputs are analog signals that vary between 0V and 5V depending on how far the joystick lever is pushed in each direction. At rest (center position), both read approximately 2.5V. The Z output is a digital signal tied to the push-button switch built into the joystick — pressing the stick straight down toggles it between HIGH (1) and LOW (0).\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need a sensor expansion shield to use this joystick module with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Not necessarily. The KY-023 joystick module can be wired directly to an Arduino board using standard jumper wires (connecting VCC, GND, X, Y, and Z pins individually). However, using an Arduino sensor expansion shield makes the connection even easier with plug-and-play 3-pin connectors, which is especially convenient for prototyping.\u003c\/p\u003e\n\u003ch4\u003eQ: How many KY-023 joystick modules are included with this purchase?\u003c\/h4\u003e\n\u003cp\u003eA: Each purchase includes one (1) KY-023 dual-axis XY joystick module. If your project requires multiple joysticks — for example, a dual-joystick RC controller — simply add the required quantity to your cart.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the KY-023 joystick module compatible with 3.3V Arduino boards such as the Arduino Due or ESP32?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The KY-023 dual-axis XY joystick module supports an input voltage range of DC 3.3V to 5V, making it fully compatible with both 3.3V boards (like the ESP32 or Arduino Due) and standard 5V boards (like the Arduino Uno and Mega). 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However, using an Arduino sensor expansion shield makes the connection even easier with plug-and-play 3-pin connectors, which is especially convenient for prototyping.\"}}, {\"@type\": \"Question\", \"name\": \"How many KY-023 joystick modules are included with this purchase?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each purchase includes one (1) KY-023 dual-axis XY joystick module. If your project requires multiple joysticks — for example, a dual-joystick RC controller — simply add the required quantity to your cart.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"KY-023 Dual-Axis XY Joystick Module for Arduino PS2\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/ky-023-dual-axis-xy-joystick-module-arduino-ps2\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287235727587,"sku":"\u003cnone\u003e","price":14.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S624641367fd04dab91093e822bfa3becj.webp?v=1790295045"},{"product_id":"usb-c-fast-charging-cable-anomaly-detector-module","title":"GUANDO USB-C Fast Charging Cable Anomaly Detector Module","description":"\u003ch2\u003eGUANDO USB-C Fast Charging Cable Anomaly Detector Module\u003c\/h2\u003e\n\u003cp\u003eKeep your devices safe and your charging cables performing at their best with the \u003cstrong\u003eGUANDO Anomaly Detector Module\u003c\/strong\u003e for Type-C fast charging cables. Designed for compatibility with both \u003cstrong\u003eApple and Android mobile phones\u003c\/strong\u003e, this compact switch-type module monitors your USB-C charging setup and alerts you to irregularities before they become a bigger problem — helping you protect your devices and extend the life of your cables.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You Need This Detector\u003c\/h3\u003e\n\u003cp\u003eFast charging pushes more power through your cables than standard charging. Without proper monitoring, faulty or degraded cables can go undetected, risking your devices. The GUANDO Anomaly Detector Module gives you peace of mind by identifying issues in your Type-C charging line quickly and accurately.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Works with Type-C fast charging cables for both Apple and Android smartphones and tablets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Charging Support:\u003c\/strong\u003e Fully compatible with modern fast-charging protocols, so there's no compromise on charging speed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwitch-Type Design:\u003c\/strong\u003e Simple, reliable switch mechanism for easy integration into your charging setup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Lightweight and small enough to use at home, in the office, or on the go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Build:\u003c\/strong\u003e No high-concern chemicals — safe to use around everyday electronics.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand New Condition:\u003c\/strong\u003e Supplied fresh from GUANDO, ensuring full performance out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e GUANDO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Switch (Anomaly Detector Module)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e Type-C fast charging cables (Apple \u0026amp; Android)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the GUANDO Anomaly Detector Module compatible with all USB-C fast charging cables?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the GUANDO USB-C Anomaly Detector Module is designed for broad compatibility with Type-C fast charging cables used with both Apple and Android mobile phones and tablets. It supports modern fast-charging protocols without interrupting charging speed.\u003c\/p\u003e\n\u003ch4\u003eQ: What does \"anomaly detection\" mean for a charging cable module?\u003c\/h4\u003e\n\u003cp\u003eA: The anomaly detector module monitors your USB-C charging line for irregularities — such as abnormal current or voltage fluctuations — that may indicate a faulty or degraded cable. Catching these issues early helps protect your devices and maintain reliable fast charging performance.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this module easy to use without technical knowledge?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The switch-type design makes the GUANDO Anomaly Detector Module straightforward to use. Simply integrate it into your Type-C charging setup and it works automatically, requiring no special technical expertise.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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It supports modern fast-charging protocols without interrupting charging speed.\"}}, {\"@type\": \"Question\", \"name\": \"What does \\\"anomaly detection\\\" mean for a charging cable module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The anomaly detector module monitors your USB-C charging line for irregularities — such as abnormal current or voltage fluctuations — that may indicate a faulty or degraded cable. Catching these issues early helps protect your devices and maintain reliable fast charging performance.\"}}, {\"@type\": \"Question\", \"name\": \"Is this module easy to use without technical knowledge?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The switch-type design makes the GUANDO Anomaly Detector Module straightforward to use. Simply integrate it into your Type-C charging setup and it works automatically, requiring no special technical expertise.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"GUANDO USB-C Fast Charging Cable Anomaly Detector Module\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/usb-c-fast-charging-cable-anomaly-detector-module\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287235760355,"sku":"\u003cnone\u003e","price":17.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/Sd3ac952208f54a98900f103b3bcc8255V.webp?v=1790295045"},{"product_id":"jr-z19b-ndir-co2-sensor-module-0-5000ppm-gas-detector","title":"JR-Z19B NDIR CO2 Sensor Module 0–5000 ppm | Gas Detector","description":"\n\u003ch2\u003eJR-Z19 \/ JR-Z19B NDIR Infrared CO2 Sensor Module (0–5000 ppm)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eJR-Z19B NDIR CO2 Sensor Module\u003c\/strong\u003e is a high-accuracy, non-dispersive infrared (NDIR) carbon dioxide gas sensor designed for a wide range of air quality monitoring, HVAC, ventilation control, and embedded sensing applications. With a detection range of \u003cstrong\u003e0–5000 ppm\u003c\/strong\u003e, this compact SMD-packaged module delivers reliable, real-time CO2 readings suitable for both professional and DIY electronic projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNDIR Technology:\u003c\/strong\u003e Non-dispersive infrared sensing for stable, long-term accuracy with minimal drift.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Detection Range:\u003c\/strong\u003e 0–5000 ppm CO2 concentration range, ideal for indoor air quality and environmental monitoring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact SMD Package:\u003c\/strong\u003e Easy integration into custom PCBs and embedded systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable:\u003c\/strong\u003e Supports customization for specific application requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition:\u003c\/strong\u003e Brand new units, ready for immediate deployment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Compatibility:\u003c\/strong\u003e Compatible with both JR-Z19 and JR-Z19B configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSensor Type\u003c\/td\u003e\n\u003ctd\u003eNDIR (Non-Dispersive Infrared)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eGas Detected\u003c\/td\u003e\n\u003ctd\u003eCarbon Dioxide (CO2)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDetection Range\u003c\/td\u003e\n\u003ctd\u003e0 – 5000 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePackage Type\u003c\/td\u003e\n\u003ctd\u003eSMD\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eGas Sensing \/ Air Quality Monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCustomizable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat Is NDIR CO2 Sensing?\u003c\/h3\u003e\n\u003cp\u003eNDIR (Non-Dispersive Infrared) is the gold standard for CO2 gas detection. It works by passing infrared light through a gas sample and measuring how much light is absorbed at the specific wavelength CO2 molecules respond to. This method is highly selective, long-lasting, and does not require frequent recalibration — making the JR-Z19B an excellent choice for set-and-forget monitoring systems.\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIndoor air quality (IAQ) monitors\u003c\/li\u003e\n  \u003cli\u003eSmart ventilation and HVAC control systems\u003c\/li\u003e\n  \u003cli\u003eGreenhouse gas monitoring\u003c\/li\u003e\n  \u003cli\u003eIndustrial environment sensing\u003c\/li\u003e\n  \u003cli\u003eArduino, Raspberry Pi, and other microcontroller-based projects\u003c\/li\u003e\n  \u003cli\u003eBuilding automation and smart home devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eMade in China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the detection range of the JR-Z19B CO2 sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: The JR-Z19B NDIR CO2 sensor module supports a detection range of \u003cstrong\u003e0 to 5000 ppm\u003c\/strong\u003e, making it suitable for a broad variety of indoor air quality and environmental monitoring applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sensing technology does the JR-Z19B use, and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: The JR-Z19B uses \u003cstrong\u003eNDIR (Non-Dispersive Infrared)\u003c\/strong\u003e technology. This approach is widely regarded as one of the most accurate and stable methods for CO2 gas detection, offering low drift over time and reliable readings without the need for constant recalibration.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the JR-Z19B compatible with microcontrollers like Arduino or Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The JR-Z19B CO2 sensor module is commonly integrated with popular microcontroller platforms including Arduino and Raspberry Pi, making it a versatile choice for DIY electronics, prototyping, and smart home or building automation projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this sensor module be customized for specific applications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the JR-Z19B module supports customization to meet the requirements of specific sensing applications. Please reach out to us with your specifications for more information.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the detection range of the JR-Z19B CO2 sensor module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The JR-Z19B NDIR CO2 sensor module supports a detection range of 0 to 5000 ppm, making it suitable for a broad variety of indoor air quality and environmental monitoring applications.\"}}, {\"@type\": \"Question\", \"name\": \"What sensing technology does the JR-Z19B use, and why does it matter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The JR-Z19B uses NDIR (Non-Dispersive Infrared) technology. 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The analog output (AO) provides a variable voltage reading proportional to the magnetic field strength, allowing for more nuanced detection and measurement in your projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of magnet works best with the KY-025 large reed switch module?\u003c\/h4\u003e\n\u003cp\u003eA: The KY-025 module responds to any standard permanent magnet, such as a neodymium or ferrite magnet. 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style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGY-291 (ADXL345)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e3V – 5V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eIIC (I²C) \/ SPI (3-wire or 4-wire)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e±2g, ±4g, ±8g, ±16g (selectable)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e13-bit (3.9 mg\/LSB)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutput Format\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e16-bit two's complement\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eFIFO Buffer\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e32-level\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNew\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTilt and orientation sensing for robotics and drones\u003c\/li\u003e\n  \u003cli\u003eMotion gesture recognition\u003c\/li\u003e\n  \u003cli\u003eVibration and shock monitoring systems\u003c\/li\u003e\n  \u003cli\u003eWearable and fitness tracking devices\u003c\/li\u003e\n  \u003cli\u003eData logging and IoT sensor nodes\u003c\/li\u003e\n  \u003cli\u003eGaming controllers and input devices\u003c\/li\u003e\n  \u003cli\u003eFree-fall and drop detection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Platforms\u003c\/h3\u003e\n\u003cp\u003eWorks seamlessly with \u003cstrong\u003eArduino\u003c\/strong\u003e, \u003cstrong\u003eRaspberry Pi\u003c\/strong\u003e, \u003cstrong\u003eESP8266\/ESP32\u003c\/strong\u003e, \u003cstrong\u003eSTM32\u003c\/strong\u003e, and virtually any microcontroller or single-board computer with I²C or SPI support.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What communication protocols does the GY-291 ADXL345 accelerometer module support?\u003c\/h4\u003e\n\u003cp\u003eA: The GY-291 ADXL345 module supports both \u003cstrong\u003eIIC (I²C)\u003c\/strong\u003e and \u003cstrong\u003eSPI\u003c\/strong\u003e (3-wire or 4-wire) digital communication protocols. This flexibility makes it compatible with a wide range of microcontrollers and single-board computers, including Arduino, Raspberry Pi, and ESP32, allowing you to select the interface that best suits your project design.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the measurement range of the ADXL345 3-axis accelerometer?\u003c\/h4\u003e\n\u003cp\u003eA: The ADXL345 offers a user-selectable measurement range of \u003cstrong\u003e±2g, ±4g, ±8g, or ±16g\u003c\/strong\u003e. Its 13-bit resolution at up to ±16g provides 3.9 mg\/LSB sensitivity, enabling the detection of tilt angle changes smaller than 1.0°, making it suitable for both fine-grained tilt sensing and high-impact shock detection.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage is required to power the GY-291 module?\u003c\/h4\u003e\n\u003cp\u003eA: The GY-291 ADXL345 module is designed to operate with a supply voltage of \u003cstrong\u003e3V to 5V DC\u003c\/strong\u003e, making it directly compatible with both 3.3V and 5V systems. No additional level shifter is required for most common microcontroller development boards.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What special motion detection functions does the ADXL345 offer?\u003c\/h4\u003e\n\u003cp\u003eA: The ADXL345 includes several built-in detection functions: \u003cstrong\u003eactivity and inactivity sensing\u003c\/strong\u003e (comparing acceleration against user-set thresholds), \u003cstrong\u003esingle- and double-tap detection\u003c\/strong\u003e, and \u003cstrong\u003efree-fall detection\u003c\/strong\u003e. These events can be mapped to two dedicated interrupt output pins (INT1 and INT2), simplifying firmware design for motion-triggered applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What communication protocols does the GY-291 ADXL345 accelerometer module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The GY-291 ADXL345 module supports both IIC (I²C) and SPI (3-wire or 4-wire) digital communication protocols. 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No additional level shifter is required for most common microcontroller development boards.\"}}, {\"@type\": \"Question\", \"name\": \"What special motion detection functions does the ADXL345 offer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ADXL345 includes several built-in detection functions: activity and inactivity sensing (comparing acceleration against user-set thresholds), single- and double-tap detection, and free-fall detection. These events can be mapped to two dedicated interrupt output pins (INT1 and INT2), simplifying firmware design for motion-triggered applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"GY-291 ADXL345 3-Axis Accelerometer Module IIC SPI\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/gy-291-adxl345-3-axis-accelerometer-module-iic-spi\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287238054115,"sku":"\u003cnone\u003e","price":19.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/Sd983b8fe0b434f608a07c742948c0deeX.webp?v=1790295056"},{"product_id":"mq-7-carbon-monoxide-gas-sensor-module-arduino","title":"MQ-7 Carbon Monoxide Gas Sensor Module for Arduino","description":"\n\u003ch2\u003eMQ-7 Carbon Monoxide Gas Sensor Module for Arduino \u0026amp; DIY Projects\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMQ-7 Gas Sensor Module\u003c\/strong\u003e is a high-sensitivity, analog-output sensor designed to detect carbon monoxide (CO) concentrations in the range of \u003cstrong\u003e10–1000 ppm\u003c\/strong\u003e. Ideal for makers, engineers, and hobbyists, this compact module integrates seamlessly with \u003cstrong\u003eArduino\u003c\/strong\u003e, Raspberry Pi, and other microcontroller platforms, making it a go-to component for smart home safety systems, air quality monitors, and DIY electronics projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTarget Gas:\u003c\/strong\u003e Carbon Monoxide (CO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDetection Range:\u003c\/strong\u003e 10–1000 ppm CO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Analog Sensor Signal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLoop Voltage:\u003c\/strong\u003e 10V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeater Voltage:\u003c\/strong\u003e 5V ±0.2V AC or DC (high) \/ 1.5V ±0.1V AC or DC (low)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating Dissipation:\u003c\/strong\u003e 350 mW\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensitive Surface Resistance:\u003c\/strong\u003e 2KΩ – 20KΩ\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e Rs (in air) \/ Rs (100 ppm CO) ≥ 5\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConcentration Gradient:\u003c\/strong\u003e 0.6\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Conditions:\u003c\/strong\u003e 20±2°C, 65%±5% RH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLoad Resistance:\u003c\/strong\u003e Adjustable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Test Circuit:\u003c\/strong\u003e Vc: 5V ±0.1V, Vh (high): 5V ±0.1V, Vh (low): 1.5V ±0.1V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MQ-7\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand New\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × MQ-7 Gas Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino \u0026amp; microcontroller-based gas detection projects\u003c\/li\u003e\n  \u003cli\u003eDIY air quality monitoring systems\u003c\/li\u003e\n  \u003cli\u003eSmart home automation and alarm systems\u003c\/li\u003e\n  \u003cli\u003eEducational electronics and STEM projects\u003c\/li\u003e\n  \u003cli\u003eIndustrial prototype development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the MQ-7 gas sensor module compatible with Arduino boards?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the MQ-7 Carbon Monoxide Gas Sensor Module is fully compatible with Arduino Uno, Nano, Mega, and most other microcontroller boards. It outputs an analog signal that can be read directly through an analog input pin on your Arduino, making it straightforward to integrate into your project with minimal wiring.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the CO detection range of the MQ-7 sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: The MQ-7 sensor module is designed to detect carbon monoxide (CO) concentrations from \u003cstrong\u003e10 to 1000 ppm\u003c\/strong\u003e, making it suitable for a wide range of air quality monitoring and gas detection applications in both indoor and prototype environments.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the MQ-7 module require any special power supply or setup?\u003c\/h4\u003e\n\u003cp\u003eA: The MQ-7 module operates on a loop voltage of 10V DC and uses a dual-voltage heating cycle — 5V (high) and 1.5V (low) — to accurately measure CO levels. The load resistance is adjustable, allowing you to fine-tune sensitivity for your specific application. A standard 5V microcontroller supply is sufficient for the signal output circuit.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the MQ-7 gas sensor module compatible with Arduino boards?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the MQ-7 Carbon Monoxide Gas Sensor Module is fully compatible with Arduino Uno, Nano, Mega, and most other microcontroller boards. It outputs an analog signal that can be read directly through an analog input pin on your Arduino, making it straightforward to integrate into your project with minimal wiring.\"}}, {\"@type\": \"Question\", \"name\": \"What is the CO detection range of the MQ-7 sensor module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MQ-7 sensor module is designed to detect carbon monoxide (CO) concentrations from 10 to 1000 ppm, making it suitable for a wide range of air quality monitoring and gas detection applications in both indoor and prototype environments.\"}}, {\"@type\": \"Question\", \"name\": \"Does the MQ-7 module require any special power supply or setup?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MQ-7 module operates on a loop voltage of 10V DC and uses a dual-voltage heating cycle — 5V (high) and 1.5V (low) — to accurately measure CO levels. The load resistance is adjustable, allowing you to fine-tune sensitivity for your specific application. 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Compatible with most development boards and microcontrollers, it's an ideal component for custom interfaces, robotics, gaming controllers, and embedded systems.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e360° Trackball Navigation:\u003c\/strong\u003e Detects movement in all four directions (up, down, left, right) plus a center click button for versatile input control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHall Effect Technology:\u003c\/strong\u003e Multi-pole magnetized magnets on the X and Y rotating shafts send signals to SMD Hall elements, accurately determining movement trajectory without physical contact wear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Voltage Support:\u003c\/strong\u003e Compatible with both 3.3V and 5V power supplies (VCC), making it flexible for a wide range of development boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRGB + White LED Indicators:\u003c\/strong\u003e Four individually controllable LEDs (Red, Green, Blue, White) for visual feedback — high level = off, low level = on.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e11-PIN Header Interface:\u003c\/strong\u003e Connects easily to your development board via the included 11-pin header (unsoldered, giving you full flexibility).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Static Packaging:\u003c\/strong\u003e Shipped in a protective static bag to safeguard sensitive electronic components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY-Friendly Design:\u003c\/strong\u003e Write your own programs on your development board — perfect for electronics enthusiasts and prototypers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3V or 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11-PIN Header (unsoldered)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNavigation Directions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp, Down, Left, Right + Center Click\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLED Colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRed, Green, Blue, White (individually controlled)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Concern Chemicals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePin Reference\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFON\u003c\/strong\u003e – Up direction input\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBAK\u003c\/strong\u003e – Down direction input\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLEF\u003c\/strong\u003e – Left direction input\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRIG\u003c\/strong\u003e – Right direction input\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSW1\u003c\/strong\u003e – Center button input\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRED \/ GRE \/ BLU \/ WHI\u003c\/strong\u003e – LED outputs (microcontroller controlled)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eConnect the module to your development board using the included 11-PIN header.\u003c\/li\u003e\n  \u003cli\u003eSet VCC to 3.3V or 5V depending on your board's requirements.\u003c\/li\u003e\n  \u003cli\u003eConfigure FON, BAK, LEF, RIG, and SW1 as button inputs to your microcontroller.\u003c\/li\u003e\n  \u003cli\u003eUse RED, GRE, BLU, and WHI pins as microcontroller outputs to control the LEDs.\u003c\/li\u003e\n  \u003cli\u003eWrite your custom program and start building!\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Trackball Hall Effect Sensor Module\u003c\/li\u003e\n  \u003cli\u003e1× 11-PIN Pin Header\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage does the 360° trackball sensor module support?\u003c\/h4\u003e\n\u003cp\u003eA: The 360° trackball Hall effect sensor module supports both 3.3V and 5V power supplies via the VCC pin, making it compatible with a wide variety of microcontrollers and development boards such as Arduino, Raspberry Pi, and ESP32.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the 11-PIN header pre-soldered on the trackball module?\u003c\/h4\u003e\n\u003cp\u003eA: No, the 11-PIN pin header is included but not pre-soldered. This gives you full flexibility to solder it in the orientation that best suits your PCB layout or project design.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I control the LED colors on this trackball sensor module independently?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The module features four separate LED outputs — Red (RED), Green (GRE), Blue (BLU), and White (WHI) — each independently controlled via your microcontroller. A low-level signal turns a specific LED on, while a high-level signal turns it off.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this trackball module suitable for DIY and hobbyist electronics projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The trackball Hall effect sensor module is designed with DIY enthusiasts in mind. Once connected to your development board, you can write custom programs to use the 360° navigation, click button, and LED indicators in virtually any project — from custom HID controllers to robotics interfaces.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage does the 360° trackball sensor module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 360° trackball Hall effect sensor module supports both 3.3V and 5V power supplies via the VCC pin, making it compatible with a wide variety of microcontrollers and development boards such as Arduino, Raspberry Pi, and ESP32.\"}}, {\"@type\": \"Question\", \"name\": \"Is the 11-PIN header pre-soldered on the trackball module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the 11-PIN pin header is included but not pre-soldered. This gives you full flexibility to solder it in the orientation that best suits your PCB layout or project design.\"}}, {\"@type\": \"Question\", \"name\": \"Can I control the LED colors on this trackball sensor module independently?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The module features four separate LED outputs — Red (RED), Green (GRE), Blue (BLU), and White (WHI) — each independently controlled via your microcontroller. A low-level signal turns a specific LED on, while a high-level signal turns it off.\"}}, {\"@type\": \"Question\", \"name\": \"Is this trackball module suitable for DIY and hobbyist electronics projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The trackball Hall effect sensor module is designed with DIY enthusiasts in mind. 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Featuring Sensirion's industry-leading SHT31-D sensor, this compact breakout board delivers \u003cstrong\u003e±2% relative humidity\u003c\/strong\u003e and \u003cstrong\u003e±0.3°C temperature accuracy\u003c\/strong\u003e — making it one of the most precise and reliable sensors available for hobbyists, makers, and engineers alike.\u003c\/p\u003e\n\n\u003cp\u003eWith a true \u003cstrong\u003eI2C (IIC) interface\u003c\/strong\u003e, integration into your projects is straightforward. The board is compatible with both \u003cstrong\u003e3.3V and 5V systems\u003c\/strong\u003e, so it works seamlessly with popular platforms like Arduino, Raspberry Pi, and virtually any other microcontroller or single-board computer.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Accuracy:\u003c\/strong\u003e ±2% relative humidity and ±0.3°C temperature accuracy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrue I2C Interface:\u003c\/strong\u003e Simple two-wire communication with your microcontroller\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual I2C Address Support:\u003c\/strong\u003e Default address 0x44; tie ADR pin to Vin for 0x45\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Works with 2.5V to 5V DC power supplies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard Pull-up Resistors \u0026amp; Capacitors:\u003c\/strong\u003e Supporting circuitry included — no extra components needed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlert\/Interrupt Output (ALR):\u003c\/strong\u003e Configure event-based alerts via the datasheet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardware Reset Pin (RST):\u003c\/strong\u003e Pull to ground to reset the chip\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully Assembled \u0026amp; Tested PCB:\u003c\/strong\u003e Ready to use; just solder on the included header pins\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePin Overview\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVin\u003c\/strong\u003e – Power input (2.5V–5V DC). Match to your microcontroller's logic level (e.g., 5V for Arduino, 3.3V for Raspberry Pi)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGND\u003c\/strong\u003e – Common ground for power and logic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSCL\u003c\/strong\u003e – I2C clock pin (10K pull-up resistor to Vin included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSDA\u003c\/strong\u003e – I2C data pin (10K pull-up resistor to Vin included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eADR\u003c\/strong\u003e – I2C address selector (default: 0x44; connect to Vin for 0x45)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRST\u003c\/strong\u003e – Hardware reset (pull to GND to reset; 10K pull-up keeps chip active by default)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eALR\u003c\/strong\u003e – Alert\/Interrupt output for event-driven sensor notifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Fully assembled and tested SHT31-D PCB breakout board\u003c\/li\u003e\n  \u003cli\u003e1× Small piece of header (soldering required — beginner friendly!)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino \u0026amp; Raspberry Pi weather stations\u003c\/li\u003e\n  \u003cli\u003eHome automation and climate monitoring\u003c\/li\u003e\n  \u003cli\u003eGreenhouse and indoor environment sensing\u003c\/li\u003e\n  \u003cli\u003eIoT environmental data logging\u003c\/li\u003e\n  \u003cli\u003eHVAC control and monitoring systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the SHT31-D sensor breakout board compatible with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The SHT31-D I2C humidity and temperature sensor breakout is fully compatible with Arduino boards. Since the board supports both 3.3V and 5V logic levels, it works with 5V Arduino boards (Uno, Mega, etc.) as well as 3.3V systems. Simply connect Vin to 5V, GND to ground, and the SCL\/SDA pins to your Arduino's I2C clock and data lines.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this sensor breakout support multiple I2C devices on the same bus?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SHT31-D breakout offers two selectable I2C addresses — 0x44 (default) and 0x45 (by tying the ADR pin to Vin). This allows you to connect two SHT31-D modules on the same I2C bus without address conflicts, which is very useful for multi-zone temperature and humidity monitoring projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need to solder the header pins myself?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the board ships fully assembled and tested, but the header pins require soldering. Don't worry — it's a straightforward task that even beginners can complete in just a few minutes with a basic soldering iron.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the accuracy of the SHT31-D temperature and humidity sensor?\u003c\/h4\u003e\n\u003cp\u003eA: The SHT31-D sensor offers industry-leading accuracy of ±2% relative humidity and ±0.3°C for temperature. This makes it one of the most precise environmental sensors available for microcontroller-based projects, weather stations, and IoT applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the SHT31-D sensor breakout board compatible with Arduino?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The SHT31-D I2C humidity and temperature sensor breakout is fully compatible with Arduino boards. Since the board supports both 3.3V and 5V logic levels, it works with 5V Arduino boards (Uno, Mega, etc.) as well as 3.3V systems. 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This makes it one of the most precise environmental sensors available for microcontroller-based projects, weather stations, and IoT applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SHT31-D Temperature \u0026 Humidity Sensor I2C Breakout – 3V 5V\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/sht31-d-temperature-humidity-sensor-i2c-breakout-module\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287241593059,"sku":"\u003cnone\u003e","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/Sdd628e20fa5745e2a8ee500f233aa3c7R.webp?v=1790295074"},{"product_id":"sound-sensor-detection-module-arduino-avr-pic-lm393","title":"Sound Sensor Detection Module for Arduino AVR PIC – LM393","description":"\u003ch2\u003eHigh Sensitivity Sound Microphone Sensor Detection Module\u003c\/h2\u003e\n\u003cp\u003eTake your Arduino, AVR, or PIC projects to the next level with this compact, high-sensitivity sound detection sensor module. Featuring the reliable \u003cstrong\u003eLM393 comparator chip\u003c\/strong\u003e and an \u003cstrong\u003eelectret condenser microphone\u003c\/strong\u003e, this module accurately detects sound signals and outputs a clean digital switch signal — perfect for hobbyists, students, and engineers alike.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building an acoustic-controlled lighting system, a sound-triggered alarm, or an intelligent vehicle, this sensor module delivers consistent and responsive performance in a tiny footprint.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMain Chip:\u003c\/strong\u003e LM393 with electret condenser microphone\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e DC 4–6V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 32mm × 17mm × 8mm (L × W × H)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle-channel digital signal output\u003c\/strong\u003e — outputs LOW level when sound is detected\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSignal output indicator LED\u003c\/strong\u003e lights up on detection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum detection distance:\u003c\/strong\u003e 0.5 meters\u003c\/li\u003e\n  \u003cli\u003eCompatible with Arduino, AVR, PIC, and most microcontroller platforms\u003c\/li\u003e\n  \u003cli\u003eIdeal for acoustic control lights, sound-triggered alarms (paired with photosensitive sensors), and sound detection applications\u003c\/li\u003e\n  \u003cli\u003eCompact and breadboard-friendly design\u003c\/li\u003e\n  \u003cli\u003e100% brand new condition\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMain Chip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLM393, Electret Condenser Microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 4–6V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Channel Digital Switch (Active LOW)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Detection Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 Meters\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32mm × 17mm × 8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAcoustic-controlled lighting systems\u003c\/li\u003e\n  \u003cli\u003eSound-triggered alert or alarm systems\u003c\/li\u003e\n  \u003cli\u003eIntelligent robotic vehicles and automation\u003c\/li\u003e\n  \u003cli\u003eCombined sound + light sensor detection projects\u003c\/li\u003e\n  \u003cli\u003eArduino, AVR, and PIC microcontroller prototyping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Sound Detection Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What microcontroller platforms is this sound sensor module compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This sound detection sensor module is compatible with a wide range of microcontroller platforms, including Arduino (Uno, Nano, Mega), AVR-based boards, PIC microcontrollers, Raspberry Pi (with appropriate logic level handling), and most other 3.3V–5V development boards. It outputs a standard digital LOW signal when sound is detected, making integration straightforward.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How sensitive is this sound sensor module and what is its detection range?\u003c\/h4\u003e\n\u003cp\u003eA: The module uses a high-sensitivity electret condenser microphone paired with the LM393 comparator chip, allowing it to detect sound events within a maximum distance of approximately 0.5 meters (about 20 inches). Sensitivity can typically be adjusted via the onboard trimmer potentiometer to suit your specific environment and project requirements.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What output does the module provide when it detects a sound?\u003c\/h4\u003e\n\u003cp\u003eA: When sound is detected, the module outputs a LOW (active low) digital signal on its output pin and simultaneously illuminates the onboard signal indicator LED. This makes it easy to monitor detection status both programmatically (via your microcontroller) and visually during prototyping and testing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the operating voltage for this sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: The sound detection sensor module operates on a DC supply voltage of 4V to 6V, making it fully compatible with standard 5V Arduino and AVR systems right out of the box. Always ensure your power supply falls within this range for reliable operation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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When vibration or shock is detected, the module triggers an output signal — making it ideal for alarm systems, motion-triggered circuits, and computer peripherals.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormally Open Design:\u003c\/strong\u003e Circuit remains open at rest and closes upon detecting shock or vibration, enabling accurate event triggering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works seamlessly with Arduino, Raspberry Pi, and other common microcontroller platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm-Ready Output:\u003c\/strong\u003e Directly interfaces with alarm modules and relay circuits for real-world security applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Small form factor makes it easy to integrate into any enclosure or project board.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Sensitivity:\u003c\/strong\u003e Detects even minor vibrations, ensuring responsive and consistent performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition:\u003c\/strong\u003e Supplied brand new for reliable, long-lasting use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Normally Open Vibration \/ Shock Sensor Switch Module\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Computer, alarm systems, DIY electronics, automation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY burglar alarm and security systems\u003c\/li\u003e\n  \u003cli\u003eVibration-triggered lighting or alert circuits\u003c\/li\u003e\n  \u003cli\u003eAnti-tamper detection for enclosures and equipment\u003c\/li\u003e\n  \u003cli\u003eRobotics and smart home automation projects\u003c\/li\u003e\n  \u003cli\u003eComputer and peripheral protection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does \"normally open\" mean for this shock sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: A normally open shock sensor module means the electrical circuit is open (no current flows) when the module is at rest. When vibration or shock is detected, the circuit closes momentarily, sending a signal to your connected system or alarm circuit. This makes it perfect for triggering alerts only when movement occurs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this vibration sensor module compatible with Arduino and Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The normally open shock sensor module is fully compatible with popular microcontroller platforms including Arduino, Raspberry Pi, and similar boards. It integrates easily into DIY alarm, automation, and robotics projects with minimal wiring required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of projects can I build with this alarm module?\u003c\/h4\u003e\n\u003cp\u003eA: This module is versatile and can be used in a wide variety of projects, including DIY security alarm systems, vibration-triggered lighting, anti-tamper enclosures, smart home automation, robotics, and computer peripheral protection. Its compact size and simple output signal make it easy to incorporate into virtually any electronics project.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does \\\"normally open\\\" mean for this shock sensor module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A normally open shock sensor module means the electrical circuit is open (no current flows) when the module is at rest. When vibration or shock is detected, the circuit closes momentarily, sending a signal to your connected system or alarm circuit. This makes it perfect for triggering alerts only when movement occurs.\"}}, {\"@type\": \"Question\", \"name\": \"Is this vibration sensor module compatible with Arduino and Raspberry Pi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The normally open shock sensor module is fully compatible with popular microcontroller platforms including Arduino, Raspberry Pi, and similar boards. It integrates easily into DIY alarm, automation, and robotics projects with minimal wiring required.\"}}, {\"@type\": \"Question\", \"name\": \"What types of projects can I build with this alarm module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module is versatile and can be used in a wide variety of projects, including DIY security alarm systems, vibration-triggered lighting, anti-tamper enclosures, smart home automation, robotics, and computer peripheral protection. Its compact size and simple output signal make it easy to incorporate into virtually any electronics project.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Normally Open Shock \u0026 Vibration Sensor Module | Alarm\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/normally-open-shock-vibration-sensor-module-alarm\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287257977059,"sku":"\u003cnone\u003e","price":6.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S8a70492a390841719fbdc0f6994cd20b1.webp?v=1790295212"},{"product_id":"tof-laser-ranging-sensor-module-vl53l0x-vl53l1x-arduino-stm32","title":"ToF Laser Ranging Sensor VL53L0X VL53L1X for Arduino STM32","description":"\n\u003ch2\u003eTime of Flight (ToF) Laser Ranging Sensor Module\u003c\/h2\u003e\n\u003cp\u003eUpgrade your electronics projects with this compact and highly accurate \u003cstrong\u003eTime of Flight (ToF) Laser Ranging Sensor Module\u003c\/strong\u003e, compatible with the VL6180, VL53L0X, and VL53L1X sensor ICs. Available in three range variants — \u003cstrong\u003eTOF050C (up to 50cm)\u003c\/strong\u003e, \u003cstrong\u003eTOF200C (up to 2m)\u003c\/strong\u003e, and \u003cstrong\u003eTOF400C (up to 4m)\u003c\/strong\u003e — this module is an ideal choice for makers, engineers, and hobbyists working with Arduino, STM32, Raspberry Pi, and other microcontroller platforms.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This ToF Sensor Module?\u003c\/h3\u003e\n\u003cp\u003eUnlike traditional ultrasonic or infrared distance sensors, this laser-based ToF module uses precise photon flight-time measurement to deliver fast, accurate, and reliable distance data — regardless of the target's color or reflectivity. Communication is handled over the industry-standard \u003cstrong\u003eI²C (IIC) interface\u003c\/strong\u003e, making integration into your existing projects quick and straightforward.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree Range Options:\u003c\/strong\u003e TOF050C (50cm), TOF200C (2m), TOF400C (4m) — choose the variant that fits your application\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor ICs Supported:\u003c\/strong\u003e VL6180, VL53L0X, VL53L1X — ST Microelectronics' industry-leading ToF sensors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eI²C (IIC) Interface:\u003c\/strong\u003e Easy to wire and communicate with any microcontroller supporting I²C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Accuracy \u0026amp; Fast Response:\u003c\/strong\u003e Millimeter-level precision with rapid measurement cycles\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works with Arduino (Uno, Mega, Nano, etc.), STM32, ESP32, ESP8266, Raspberry Pi, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Small PCB footprint for space-constrained designs and embedded applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Suitable for battery-powered or portable applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVL6180 \/ VL53L0X \/ VL53L1X\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTOF050C \/ TOF200C \/ TOF400C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50cm \/ 2m \/ 4m (model dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eI²C (IIC)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Platforms\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArduino, STM32, ESP32, Raspberry Pi, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRobotics obstacle detection and avoidance\u003c\/li\u003e\n  \u003cli\u003eDrone altitude and proximity sensing\u003c\/li\u003e\n  \u003cli\u003eObject detection and presence sensing\u003c\/li\u003e\n  \u003cli\u003eLiquid level measurement\u003c\/li\u003e\n  \u003cli\u003eGesture recognition systems\u003c\/li\u003e\n  \u003cli\u003eAutomated door and gate control\u003c\/li\u003e\n  \u003cli\u003e3D mapping and spatial awareness projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x ToF Laser Ranging Sensor Module (TOF050C, TOF200C, or TOF400C — as selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the TOF050C, TOF200C, and TOF400C sensor modules?\u003c\/h4\u003e\n\u003cp\u003eA: The three models differ primarily in their maximum sensing range. The \u003cstrong\u003eTOF050C\u003c\/strong\u003e uses the VL6180 sensor and supports distances up to 50cm. The \u003cstrong\u003eTOF200C\u003c\/strong\u003e uses the VL53L0X and supports up to 2 meters. The \u003cstrong\u003eTOF400C\u003c\/strong\u003e uses the VL53L1X and supports up to 4 meters. All three communicate via I²C (IIC) and are compatible with Arduino, STM32, and similar platforms.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this ToF laser ranging sensor module compatible with Arduino and STM32?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The module communicates using the standard I²C (IIC) interface, which is supported by virtually all popular microcontroller platforms including Arduino (Uno, Mega, Nano), STM32, ESP32, ESP8266, and Raspberry Pi. Libraries are widely available in the Arduino IDE and STM32 ecosystem for the VL53L0X and VL53L1X sensors.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the laser used in this module safe for general use?\u003c\/h4\u003e\n\u003cp\u003eA: The VL6180, VL53L0X, and VL53L1X sensor ICs use a Class 1 infrared (940nm) VCSEL laser, which is considered eye-safe under normal operating conditions. However, always follow standard safety guidelines and avoid direct eye exposure to any optical emitter.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What power supply does this ToF sensor module require?\u003c\/h4\u003e\n\u003cp\u003eA: The module is designed to operate at 3.3V or 5V (depending on the specific variant and onboard regulator). 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However, always follow standard safety guidelines and avoid direct eye exposure to any optical emitter.\"}}, {\"@type\": \"Question\", \"name\": \"What power supply does this ToF sensor module require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module is designed to operate at 3.3V or 5V (depending on the specific variant and onboard regulator). 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Designed for hobbyists, students, and developers alike, this compact module makes it effortless to receive, decode, and integrate infrared remote control signals into your Arduino-based builds, MP3\/MP4 players, and other microcontroller projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e38kHz High-Frequency Operation:\u003c\/strong\u003e Operates at the industry-standard 38kHz carrier frequency for fast, reliable signal transmission and reception with virtually any IR remote.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtocol Remote Control Support:\u003c\/strong\u003e Compatible with a wide range of IR communication protocols, giving you versatility across different electronic systems and devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArduino Ready:\u003c\/strong\u003e Plug-and-play compatibility with Arduino boards — ideal for learning projects, prototypes, and DIY electronics builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact SMD Package:\u003c\/strong\u003e Its small, surface-mount-device form factor keeps your builds tidy and is perfect for space-constrained enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Device Compatibility:\u003c\/strong\u003e Works seamlessly with MP3 players, MP4 players, home automation systems, robots, and more — anywhere you need wireless IR control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle Piece Included:\u003c\/strong\u003e Each order contains one (1) MCU learning board, providing exactly what you need without unnecessary extras.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition:\u003c\/strong\u003e Ships brand new, ensuring reliable performance right out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e GUANDO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarrier Frequency:\u003c\/strong\u003e 38kHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e SMD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Arduino, MP3, MP4, and other MCU platforms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eWhether you're a beginner exploring microcontroller projects or an experienced maker building a custom IR-controlled device, this MCU learning board is the perfect low-cost, high-functionality solution. It's great for electronics classrooms, maker labs, and DIY enthusiasts wanting to add wireless IR control to any project.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this 38kHz IR decoder board compatible with standard Arduino libraries?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! 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Most standard 38kHz TV or universal remotes are compatible with this decoder board.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this 38kHz IR decoder board compatible with standard Arduino libraries?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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Its low 15mA current draw also makes it ideal for battery-powered and embedded DIY projects.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"GY-33 TCS34725 Color Sensor Module – UART \u0026 IIC Interface\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/gy-33-tcs34725-color-sensor-module-uart-iic-diy-electronics\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287261188323,"sku":"\u003cnone\u003e","price":13.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S663cbdb628074d8593d685c421fbf179D.webp?v=1790295225"},{"product_id":"dc-5v-4-channel-water-liquid-level-sensor-switch-module","title":"DC 5V 4-Channel Water Liquid Level Sensor Switch Module","description":"\n\u003ch2\u003eDC 5V 4-Channel Water Liquid Level Indicator \u0026amp; Controller Sensor Switch Module\u003c\/h2\u003e\n\u003cp\u003eMonitor and automate your water systems with precision using this compact \u003cstrong\u003eDC 5V 4-Digital Water Liquid Level Indicator Board Controller Sensor Switch Module\u003c\/strong\u003e. Designed for aquariums, fish tanks, household water towers, automatic pumping systems, and more — this versatile module delivers stable, reliable performance in a lightweight, easy-to-install package.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Range of Applications:\u003c\/strong\u003e Suitable for aquarium water change systems, water tower auto-fill, conductive liquid control, poultry \u0026amp; livestock automatic feeders, solenoid valve control, and water pump motor automation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Measures just 32mm × 28mm × 11mm (with pin) or 32mm × 28mm × 3.5mm (without pin); weighs only 4.6g (with pin) or 3.3g (without pin).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple to Use:\u003c\/strong\u003e Easy integration with MCU IO ports — no complex wiring required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Performance:\u003c\/strong\u003e Delivers consistent readings with one power indicator LED and four water level indicator LEDs for clear visual feedback.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Configuration:\u003c\/strong\u003e Available with or without header pins to suit your project needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e DC 5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Current:\u003c\/strong\u003e 7–12 mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 1 power indicator + 4 water level indicators\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Interfaces:\u003c\/strong\u003e 4 water level output interfaces (Low: 0V \/ High: 3.7V) for MCU IO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Interfaces:\u003c\/strong\u003e 4 × 2P XH2.54 connectors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (with pin):\u003c\/strong\u003e 32mm × 28mm × 11mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (without pin):\u003c\/strong\u003e 32mm × 28mm × 3.5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight (with pin):\u003c\/strong\u003e 4.6g | \u003cstrong\u003eWeight (without pin):\u003c\/strong\u003e 3.3g\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplicable Uses\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHousehold water tower automatic water supply systems\u003c\/li\u003e\n  \u003cli\u003eAquarium \u0026amp; fish tank water change systems\u003c\/li\u003e\n  \u003cli\u003eWater tower automatic water injection \u0026amp; pumping\u003c\/li\u003e\n  \u003cli\u003eConductive liquid automatic control systems\u003c\/li\u003e\n  \u003cli\u003eAutomatic feeders for poultry and livestock farms\u003c\/li\u003e\n  \u003cli\u003eSolenoid valve, water pump motor, and automatic control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProbe not included:\u003c\/strong\u003e Package does not include probes\/wires. A 2P male XH2.54mm wire and cable can be used as a probe and purchased separately.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Always use a well-isolated DC power supply for safe operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Water Level Controller Panel Sensor Switch Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the working voltage of this water level sensor switch module?\u003c\/h4\u003e\n\u003cp\u003eA: This water liquid level indicator controller module operates at DC 5V with a working current of 7–12 mA, making it compatible with most standard microcontroller projects and USB-powered systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the package include probes or sensor wires?\u003c\/h4\u003e\n\u003cp\u003eA: No, the probe (wire) is not included in the package. You can use a 2P male XH2.54mm wire and cable as a probe, which is widely available for separate purchase or can be supplied from your own components.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of systems can this 4-channel water level sensor module be used with?\u003c\/h4\u003e\n\u003cp\u003eA: This module is highly versatile — it works with aquarium and fish tank water change systems, household water tower auto-fill setups, automatic pumping systems, solenoid valve controllers, livestock automatic feeders, and any application requiring automated monitoring of conductive liquid levels.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I connect this module directly to a microcontroller (MCU)?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The module features four water level output interfaces with low-level output at 0V and high-level output at 3.7V, making it directly compatible with standard MCU IO ports for seamless integration into your automation projects.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the working voltage of this water level sensor switch module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This water liquid level indicator controller module operates at DC 5V with a working current of 7–12 mA, making it compatible with most standard microcontroller projects and USB-powered systems.\"}}, {\"@type\": \"Question\", \"name\": \"Does the package include probes or sensor wires?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the probe (wire) is not included in the package. 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The module features four water level output interfaces with low-level output at 0V and high-level output at 3.7V, making it directly compatible with standard MCU IO ports for seamless integration into your automation projects.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"DC 5V 4-Channel Water Liquid Level Sensor Switch Module\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/dc-5v-4-channel-water-liquid-level-sensor-switch-module\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287264104675,"sku":"\u003cnone\u003e","price":17.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S2c78b6b410a74854bd1d83c403fa88c6n.webp?v=1790295246"},{"product_id":"as5600-magnetic-encoder-angle-sensor-module-12bit-2pcs","title":"AS5600 Magnetic Encoder Angle Sensor Module 12-Bit (2pcs)","description":"\n\u003ch2\u003eAS5600 Magnetic Encoder Induction Angle Sensor Module – 2-Pack\u003c\/h2\u003e\n\u003cp\u003eGet precise, contactless rotational angle measurements with this 2-piece set of AS5600 Magnetic Encoder Sensor Modules. Featuring 12-bit high-precision sensing, these compact SMD modules are ideal for robotics, motor control, gimbal systems, 3D printing, and any DIY electronics project that demands accurate position feedback without mechanical wear.\u003c\/p\u003e\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNon-Contact Magnetic Induction:\u003c\/strong\u003e Detects rotational angle without physical contact, ensuring long-lasting durability and minimal wear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12-Bit High Precision:\u003c\/strong\u003e Delivers 4096 unique positions per revolution for exceptionally fine angular resolution.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Output Modes:\u003c\/strong\u003e Supports I²C (IIC), PWM, and analog voltage output — compatible with a wide range of microcontrollers and development boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigurable Direction:\u003c\/strong\u003e DIR pin allows you to set whether values increase or decrease clockwise.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact SMD Package:\u003c\/strong\u003e Small form factor fits easily into tight project enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue Pack:\u003c\/strong\u003e Includes 2 modules so you can use one and keep a spare, or deploy in two separate axes simultaneously.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003ePin\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003eDescription\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eVCC\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.3V Supply Voltage\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eGND\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePower Ground\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eOUT\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePWM \/ Analog Voltage Output\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDIR\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotational Direction (GND = value increases clockwise; VCC = value decreases clockwise)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSCL\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI²C Communication Clock Line\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSDA\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI²C Data Communication Line\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eGPO\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMode Selection (Internal Pull to GND = Programming Mode B)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrushless motor \/ BLDC motor position sensing\u003c\/li\u003e\n  \u003cli\u003eRobotics arm and joint angle feedback\u003c\/li\u003e\n  \u003cli\u003e3D printer extruder or axis monitoring\u003c\/li\u003e\n  \u003cli\u003eGimbal stabilization systems\u003c\/li\u003e\n  \u003cli\u003eServo motor closed-loop control\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and CNC positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 × AS5600 Magnetic Encoder Sensor Module (SMD)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What microcontrollers are compatible with the AS5600 magnetic encoder sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: The AS5600 sensor module is compatible with virtually any microcontroller that supports I²C (IIC) communication or can read PWM\/analog voltage signals. This includes Arduino (Uno, Nano, Mega), ESP32, ESP8266, STM32, Raspberry Pi, and many others. Simply connect VCC to 3.3V, GND to ground, and use the appropriate I²C or output pins for your platform.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the AS5600 require a specific magnet to work correctly?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The AS5600 IC requires a diametrically magnetized disc or ring magnet placed directly above the sensor. The magnet should be centered over the chip and rotated on the same axis. The recommended diameter is typically 6mm, and the magnet should be positioned approximately 0.5–3mm above the sensor surface for optimal performance.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the angular resolution of this 12-bit encoder module?\u003c\/h4\u003e\n\u003cp\u003eA: With 12-bit resolution, the AS5600 provides 4096 distinct steps (positions) per full 360° rotation. This translates to an angular resolution of approximately 0.0879° per step, making it well-suited for high-precision positioning applications in robotics, automation, and motion control systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use both modules simultaneously in the same project?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Since this is a 2-pack, you can deploy both modules in the same project. Note that the AS5600 has a fixed I²C address, so if you need both modules on the same I²C bus, you will need an I²C multiplexer (such as the TCA9548A). Alternatively, you can use each module with a separate I²C bus, or use the PWM\/analog output mode instead.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What microcontrollers are compatible with the AS5600 magnetic encoder sensor module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The AS5600 sensor module is compatible with virtually any microcontroller that supports I²C (IIC) communication or can read PWM\/analog voltage signals. This includes Arduino (Uno, Nano, Mega), ESP32, ESP8266, STM32, Raspberry Pi, and many others. Simply connect VCC to 3.3V, GND to ground, and use the appropriate I²C or output pins for your platform.\"}}, {\"@type\": \"Question\", \"name\": \"Does the AS5600 require a specific magnet to work correctly?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The AS5600 IC requires a diametrically magnetized disc or ring magnet placed directly above the sensor. The magnet should be centered over the chip and rotated on the same axis. The recommended diameter is typically 6mm, and the magnet should be positioned approximately 0.5–3mm above the sensor surface for optimal performance.\"}}, {\"@type\": \"Question\", \"name\": \"What is the angular resolution of this 12-bit encoder module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"With 12-bit resolution, the AS5600 provides 4096 distinct steps (positions) per full 360° rotation. This translates to an angular resolution of approximately 0.0879° per step, making it well-suited for high-precision positioning applications in robotics, automation, and motion control systems.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use both modules simultaneously in the same project?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Since this is a 2-pack, you can deploy both modules in the same project. Note that the AS5600 has a fixed I²C address, so if you need both modules on the same I²C bus, you will need an I²C multiplexer (such as the TCA9548A). Alternatively, you can use each module with a separate I²C bus, or use the PWM\/analog output mode instead.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"AS5600 Magnetic Encoder Angle Sensor Module 12-Bit (2pcs)\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/as5600-magnetic-encoder-angle-sensor-module-12bit-2pcs\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"1pc","offer_id":50287264858339,"sku":"3:201010228#1pc","price":6.65,"currency_code":"USD","in_stock":true},{"title":"10pcs","offer_id":50287264891107,"sku":"3:18247432443#10pcs","price":58.56,"currency_code":"USD","in_stock":true},{"title":"2pcs","offer_id":50287264923875,"sku":"3:1981284404#2pcs","price":13.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/Sf37a627cd7d243d6805706a2594e538bh.webp?v=1790295254"},{"product_id":"adxl355-triaxial-accelerometer-sensor-module-industrial-grade","title":"ADXL355 Triaxial Accelerometer Sensor Module | Industrial Grade","description":"\n\u003ch2\u003eADXL355 Triaxial Accelerometer Sensor Module — Industrial-Grade Precision\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eADXL355 Triaxial Accelerometer Sensor Module\u003c\/strong\u003e by Quake is a high-performance, industrial-grade motion sensing solution designed for demanding applications that require exceptional accuracy, stability, and low power consumption. Featuring a built-in integrated temperature sensor and digital output, this module delivers reliable three-axis acceleration data for use in vibration monitoring, tilt sensing, structural health monitoring, and precision instrumentation systems.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriaxial Sensing:\u003c\/strong\u003e Simultaneously measures acceleration on the X, Y, and Z axes for comprehensive motion and vibration analysis.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial-Grade Design:\u003c\/strong\u003e Built to perform reliably in demanding environments — ideal for machinery monitoring, structural analysis, and embedded systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Temperature Sensor:\u003c\/strong\u003e On-board temperature sensing allows for temperature compensation and environmental monitoring in a single compact module.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Output:\u003c\/strong\u003e Clean, noise-resistant digital signal output simplifies integration with microcontrollers, PLCs, and embedded platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Energy-efficient operation makes it well-suited for battery-powered and remote monitoring applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Resolution \u0026amp; Low Noise:\u003c\/strong\u003e The ADXL355 delivers ultra-low noise density and high resolution, enabling detection of subtle vibrations and movements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Module Form Factor:\u003c\/strong\u003e Easy to integrate into existing designs with a small footprint and standard interface connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor IC:\u003c\/strong\u003e ADXL355\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAxes:\u003c\/strong\u003e 3-Axis (X, Y, Z)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Interface:\u003c\/strong\u003e Digital (SPI\/I²C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdditional Sensor:\u003c\/strong\u003e Integrated Temperature Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e Industrial\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVibration monitoring and analysis\u003c\/li\u003e\n  \u003cli\u003eStructural health monitoring (bridges, buildings, machinery)\u003c\/li\u003e\n  \u003cli\u003eTilt and inclination sensing\u003c\/li\u003e\n  \u003cli\u003eInertial measurement units (IMU)\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and control systems\u003c\/li\u003e\n  \u003cli\u003eSeismic and geophysical sensing\u003c\/li\u003e\n  \u003cli\u003eRobotics and UAV stabilization\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the ADXL355 Module?\u003c\/h3\u003e\n\u003cp\u003eThe ADXL355 is one of the most trusted accelerometer ICs in the industry, renowned for its low noise floor, high stability, and long-term repeatability. This ready-to-use module from \u003cstrong\u003eQuake\u003c\/strong\u003e brings all of those advantages into a convenient, easy-to-deploy package — saving you design time and reducing your bill of materials. Whether you're building a prototype or scaling up to production, this module offers the reliability and performance your project demands.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the ADXL355 triaxial accelerometer sensor module used for?\u003c\/h4\u003e\n\u003cp\u003eA: The ADXL355 triaxial accelerometer sensor module is used for a wide range of industrial and engineering applications, including vibration analysis, structural health monitoring, tilt sensing, seismic monitoring, robotics stabilization, and precision inertial measurement. Its industrial-grade design makes it suitable for both lab and field environments.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of output does the ADXL355 module provide?\u003c\/h4\u003e\n\u003cp\u003eA: The ADXL355 module features a digital output interface, supporting SPI and I²C communication protocols. This makes it straightforward to interface with microcontrollers, development boards (such as Arduino or Raspberry Pi), PLCs, and other embedded systems without the need for analog-to-digital conversion circuitry.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the ADXL355 module include a temperature sensor?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ADXL355 module includes an integrated temperature sensor. This allows you to monitor ambient temperature alongside acceleration data, which is especially useful for temperature compensation in high-accuracy measurement applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this module suitable for low-power or battery-operated systems?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The ADXL355 is designed with low power consumption in mind, making it an excellent choice for battery-operated remote sensing nodes, wireless sensor networks, and portable industrial instruments where energy efficiency is critical.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the ADXL355 triaxial accelerometer sensor module used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ADXL355 triaxial accelerometer sensor module is used for a wide range of industrial and engineering applications, including vibration analysis, structural health monitoring, tilt sensing, seismic monitoring, robotics stabilization, and precision inertial measurement. Its industrial-grade design makes it suitable for both lab and field environments.\"}}, {\"@type\": \"Question\", \"name\": \"What type of output does the ADXL355 module provide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ADXL355 module features a digital output interface, supporting SPI and I²C communication protocols. This makes it straightforward to interface with microcontrollers, development boards (such as Arduino or Raspberry Pi), PLCs, and other embedded systems without the need for analog-to-digital conversion circuitry.\"}}, {\"@type\": \"Question\", \"name\": \"Does the ADXL355 module include a temperature sensor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The ADXL355 module includes an integrated temperature sensor. 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Whether you're building robots, automation systems, obstacle-detection rigs, or interactive Arduino projects, the HC-SR04 delivers reliable, high-accuracy ranging at an unbeatable value per unit.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose the HC-SR04 Sensor Module?\u003c\/h3\u003e\n\u003cp\u003eThe HC-SR04 features \u003cstrong\u003estable performance and accurate distance measurement\u003c\/strong\u003e with an impressive detection range of \u003cstrong\u003e2 cm to 450 cm\u003c\/strong\u003e and precision up to \u003cstrong\u003e0.3 cm\u003c\/strong\u003e. Its ultra-close blind spot of just 2 cm makes it one of the most capable sensors in its class, ideal for both short-range and long-range applications.\u003c\/p\u003e\n\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cp\u003eUsing a simple IO trigger, the HC-SR04 sends eight 40 kHz ultrasonic pulses and listens for the echo return. The time-of-flight of the pulse is measured, and distance is calculated using the formula:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDistance = (High Time × Speed of Sound [340 m\/s]) \/ 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe process is fully automatic — no complex calibration required. Simply send a 10µs HIGH trigger signal, then read the echo pulse duration from the output pin to calculate distance in your code.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e DC 5V\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eQuiescent Current:\u003c\/strong\u003e Less than 2 mA\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eHigh-Level Output:\u003c\/strong\u003e 5V\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLow-Level Output:\u003c\/strong\u003e 0V\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSensing Angle:\u003c\/strong\u003e Not more than 15 degrees\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDetection Range:\u003c\/strong\u003e 2 cm – 450 cm\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMeasurement Precision:\u003c\/strong\u003e Up to 0.3 cm\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eQuantity:\u003c\/strong\u003e 50 modules per pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino \u0026amp; Raspberry Pi projects\u003c\/li\u003e\n  \u003cli\u003eRobotics and autonomous vehicles\u003c\/li\u003e\n  \u003cli\u003eObstacle avoidance and proximity detection systems\u003c\/li\u003e\n  \u003cli\u003eLevel sensing and object detection applications\u003c\/li\u003e\n  \u003cli\u003eEducational electronics labs and STEM kits\u003c\/li\u003e\n  \u003cli\u003eIndustrial and DIY automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Operation – Quick Guide\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eApply a HIGH-level signal of at least 10µs to the TRIG pin.\u003c\/li\u003e\n  \u003cli\u003eThe module automatically transmits eight 40 kHz square wave pulses.\u003c\/li\u003e\n  \u003cli\u003eThe ECHO pin goes HIGH when the signal is transmitted and LOW when the echo is received.\u003c\/li\u003e\n  \u003cli\u003eRead the duration of the HIGH pulse on ECHO to calculate distance.\u003c\/li\u003e\n  \u003cli\u003eRepeat continuously for dynamic, real-time distance monitoring.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Are these HC-SR04 modules compatible with Arduino boards?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the HC-SR04 ultrasonic distance sensor modules are fully compatible with Arduino (Uno, Mega, Nano, etc.), Raspberry Pi, and most other 5V microcontroller platforms. 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Featuring a 940nm infrared laser and industry-leading SPAD (Single Photon Avalanche Diode) array technology, this compact sensor module delivers precise, long-range distance measurements up to \u003cstrong\u003e3 meters\u003c\/strong\u003e — all over a simple I2C\/IIC interface.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e940nm IR Laser:\u003c\/strong\u003e Eye-safe infrared laser for accurate, reliable distance sensing in a wide variety of environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUp to 3 Meter Range:\u003c\/strong\u003e Exceptional distance measurement capability with excellent short-range linearity for both close and far targets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSPAD Array Technology:\u003c\/strong\u003e Integrated Single Photon Avalanche Diode array with a physical infrared filter for outstanding performance across varying ambient lighting conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Object Detection:\u003c\/strong\u003e Advanced field-of-view (FoV) processing allows the sensor to detect and differentiate multiple objects simultaneously.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCover Glass Crosstalk Immunity:\u003c\/strong\u003e Crosstalk immunity exceeding 80 cm with dynamic smudge compensation for reliable readings through cover glass windows.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eI2C \/ IIC Interface:\u003c\/strong\u003e Simple two-wire communication protocol for easy integration with Arduino, Raspberry Pi, ESP32, and other microcontrollers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMiniature Reflowable Package:\u003c\/strong\u003e Ultra-compact form factor designed for seamless integration into tight PCB layouts and enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable:\u003c\/strong\u003e Supports custom configurations to suit your specific project requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVL53L3CX\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLaser Wavelength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940nm IR (Infrared)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Ranging Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 3 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eI2C \/ IIC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBreakout Module (Miniature Reflowable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArduino, Raspberry Pi, ESP32, and other microcontrollers\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Concern Chemicals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x VL53L3CX ToF Laser Ranging Sensor Breakout Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis sensor module is ideal for makers, hobbyists, engineers, and developers working on robotics, gesture recognition, object detection, proximity sensing, industrial automation, smart home systems, drone altitude control, and any other project requiring fast and accurate distance measurement.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the maximum sensing distance of the VL53L3CX ToF Sensor Module?\u003c\/h4\u003e\n\u003cp\u003eA: The VL53L3CX Time-of-Flight sensor module supports distance measurement of up to \u003cstrong\u003e3 meters\u003c\/strong\u003e. It also offers excellent short-distance linearity, making it suitable for both close-range and longer-range sensing applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this ToF sensor module compatible with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The VL53L3CX breakout module communicates via the \u003cstrong\u003eI2C \/ IIC interface\u003c\/strong\u003e, making it fully compatible with Arduino, Raspberry Pi, ESP32, STM32, and virtually any other microcontroller platform that supports I2C communication. Many open-source libraries are available to get you started quickly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this sensor detect multiple objects at the same time?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Thanks to its advanced field-of-view (FoV) processing capabilities, the VL53L3CX can detect and distinguish between \u003cstrong\u003edifferent objects\u003c\/strong\u003e within its sensing zone simultaneously, making it highly versatile for complex detection scenarios.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the VL53L3CX work through cover glass?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The VL53L3CX features \u003cstrong\u003ecover glass crosstalk immunity exceeding 80 cm\u003c\/strong\u003e and includes dynamic smudge compensation, allowing it to maintain accurate readings even when installed behind various cover glass window configurations.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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Common applications include microcontroller signal interfaces, switching power supply feedback loops, relay driver circuits, and AC\/DC voltage isolation. Their 4-pin DIP package makes them straightforward to integrate into standard PCBs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these PC817 components compatible with LTV817 and EL817C equivalents?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The PC817, PC817C, EL817C, LTV817, and PC817-1 are functionally equivalent optocoupler variants sharing the same 4-pin DIP pinout and electrical characteristics. They can generally be used interchangeably in most circuit designs that call for any of these part numbers.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many pieces are included in each pack?\u003c\/h4\u003e\n\u003cp\u003eA: You can select your preferred quantity — packs are available in 10, 20, 30, 40, or 50 pieces — making it easy to stock up for prototyping, production runs, or general-purpose electronics work.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What are PC817 optocouplers commonly used for in electronics projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"PC817 optocouplers are widely used for electrical isolation between two circuit sections. Common applications include microcontroller signal interfaces, switching power supply feedback loops, relay driver circuits, and AC\/DC voltage isolation. Their 4-pin DIP package makes them straightforward to integrate into standard PCBs.\"}}, {\"@type\": \"Question\", \"name\": \"Are these PC817 components compatible with LTV817 and EL817C equivalents?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The PC817, PC817C, EL817C, LTV817, and PC817-1 are functionally equivalent optocoupler variants sharing the same 4-pin DIP pinout and electrical characteristics. 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The standard I2C interface and broad voltage compatibility make integration straightforward on virtually any platform.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the SHT30, SHT31, and SHT35 temperature and humidity sensor models?\u003c\/h4\u003e\n\u003cp\u003eA: All three are part of Sensirion's SHT3X series with the same I2C interface and voltage range (2.4–5.5V). The SHT30 is the low-cost entry model (±3% RH \/ ±0.3°C accuracy), the SHT31 is the standard version (±2% RH \/ ±0.3°C), and the SHT35 is the premium high-accuracy version (±1.5% RH \/ ±0.2°C). 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Many open-source libraries are available for quick integration.\u003c\/p\u003e\n\u003ch4\u003eQ: What applications are best suited for this temperature and humidity sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: This module excels in weather stations, smart home environmental monitoring, HVAC systems, greenhouse climate control, cold-chain data loggers, air quality monitors, and industrial environmental detection — anywhere accurate, real-time temperature and humidity data is needed.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the SHT30, SHT31, and SHT35 temperature and humidity sensor models?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"All three are part of Sensirion's SHT3X series with the same I2C interface and voltage range (2.4–5.5V). The SHT30 is the low-cost entry model (±3% RH \/ ±0.3°C accuracy), the SHT31 is the standard version (±2% RH \/ ±0.3°C), and the SHT35 is the premium high-accuracy version (±1.5% RH \/ ±0.2°C). 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With an exceptionally small blind zone, this module delivers accurate, real-time spatial data — making it ideal for autonomous robots, AGVs, drones, and DIY smart systems.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimal Blind Zone:\u003c\/strong\u003e Engineered for close-range detection accuracy, reducing dead zones that can compromise navigation reliability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLinear Spot LiDAR Technology:\u003c\/strong\u003e Provides precise, single-axis distance measurement and scanning for efficient spatial mapping.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eObstacle Avoidance Ready:\u003c\/strong\u003e Seamlessly integrates into robotic platforms for real-time environmental detection and collision prevention.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight Design:\u003c\/strong\u003e Easy to mount on mobile platforms, drones, or custom robotic builds without adding significant weight.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Measurement Accuracy:\u003c\/strong\u003e Delivers consistent and reliable distance readings across a wide range of environments and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Compatible with popular development platforms including ROS, Arduino, and Raspberry Pi ecosystems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition:\u003c\/strong\u003e Ships brand new, ready for immediate integration into your project.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutonomous mobile robots (AMR) and AGVs\u003c\/li\u003e\n  \u003cli\u003eDrone altitude and proximity sensing\u003c\/li\u003e\n  \u003cli\u003eSmart home robotics (e.g., robotic vacuums, lawn mowers)\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and inspection systems\u003c\/li\u003e\n  \u003cli\u003eDIY robotics and maker projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications Overview\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e TF-NOVA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Linear Spot LiDAR Module\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Obstacle Avoidance, Distance Measurement, Environmental Scanning\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlind Zone:\u003c\/strong\u003e Minimized for close-range detection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the blind zone of the Beixing TF-NOVA LiDAR scanning module?\u003c\/h4\u003e\n\u003cp\u003eA: The TF-NOVA LiDAR module is specifically designed with a minimized blind zone, meaning it can detect objects at very close range with high accuracy — a critical advantage for robotics obstacle avoidance applications where near-field detection is essential.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the TF-NOVA LiDAR module compatible with ROS or Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the Beixing TF-NOVA LiDAR scanning module is designed for broad compatibility and can be integrated with popular robotics and development platforms including ROS (Robot Operating System), Arduino, and Raspberry Pi, among others.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of robots or systems can use this LiDAR module?\u003c\/h4\u003e\n\u003cp\u003eA: The TF-NOVA is suitable for a wide range of applications including autonomous mobile robots, AGVs, drones, smart home robots, industrial scanning systems, and custom DIY robotics projects that require reliable distance measurement and obstacle detection.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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The MAX30003 performs this detection in hardware, allowing the host microcontroller to calculate heart rate and heart rate variability (HRV) with minimal processing overhead, which is especially valuable in low-power wearable applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the CJMCU-30003 module require external electrodes?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. To capture ECG biopotential signals, you will need standard surface electrodes (such as disposable Ag\/AgCl snap or gel electrodes) connected to the module's electrode input pins. The module itself includes lead detection circuitry to indicate when electrodes are properly connected.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What supply voltage does the CJMCU-30003 MAX30003 module require?\u003c\/h4\u003e\n\u003cp\u003eA: The module is designed to operate at 3.3V, which is the standard operating voltage for the MAX30003 IC. Many boards also include level-shifting or regulation circuitry to allow use with 5V systems — refer to the module's schematic or datasheet for your specific revision.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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With dual-interface support (I2C and SPI) and full compatibility with STM32 microcontrollers, this module integrates seamlessly into a wide range of embedded systems and DIY electronics builds.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Sensing:\u003c\/strong\u003e The BMP390 chip delivers outstanding accuracy for atmospheric pressure and altitude measurements, making it ideal for weather stations, drones, navigation systems, and IoT devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Interface Support:\u003c\/strong\u003e Fully compatible with both \u003cstrong\u003eI2C and SPI\u003c\/strong\u003e communication protocols, offering flexible integration into virtually any microcontroller platform.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSTM32 Compatible:\u003c\/strong\u003e Designed to work out of the box with STM32 microcontrollers, as well as Arduino, Raspberry Pi, ESP32, and other popular development boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Output:\u003c\/strong\u003e Provides clean, reliable digital sensor output for precise, noise-free readings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Lightweight and small footprint, perfect for space-constrained applications and portable projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Optimized for battery-powered and energy-sensitive designs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor IC:\u003c\/strong\u003e BMP390\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurement Type:\u003c\/strong\u003e Atmospheric Pressure \u0026amp; Altitude (Digital)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommunication Interface:\u003c\/strong\u003e I2C \/ SPI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Platforms:\u003c\/strong\u003e STM32, Arduino, ESP32, Raspberry Pi, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Digital Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × BMP390 Atmospheric Pressure Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWeather monitoring stations\u003c\/li\u003e\n  \u003cli\u003eAltitude tracking for drones and UAVs\u003c\/li\u003e\n  \u003cli\u003eIndoor navigation and floor detection\u003c\/li\u003e\n  \u003cli\u003eIoT environmental sensing nodes\u003c\/li\u003e\n  \u003cli\u003eRobotics and automation projects\u003c\/li\u003e\n  \u003cli\u003ePortable outdoor electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the BMP390 sensor module compatible with Arduino in addition to STM32?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The BMP390 atmospheric pressure sensor module supports both I2C and SPI interfaces, making it compatible with a wide range of microcontroller platforms including Arduino, ESP32, Raspberry Pi, and STM32. Most popular platforms have readily available libraries for the BMP390 chip.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between I2C and SPI mode on this sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: I2C mode uses just two data lines (SDA and SCL), making it great for connecting multiple sensors on the same bus with minimal wiring. SPI mode uses four lines and offers faster data transfer speeds, which is beneficial in time-sensitive or high-throughput applications. This BMP390 module supports both, so you can choose whichever best suits your project.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this BMP390 module be used for altitude measurement?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. 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This makes it a popular choice for drones, weather stations, and outdoor navigation devices.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"BMP390 Pressure Sensor Module I2C SPI STM32 Compatible\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/bmp390-atmospheric-pressure-sensor-module-i2c-spi-stm32\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"BMP390","offer_id":50287275639011,"sku":"14:173#BMP390","price":36.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S52975a72f4424cc7a03cffa6856e66e3M.webp?v=1790295387"},{"product_id":"gy-291-adxl345-triple-axis-accelerometer-tilt-sensor-arduino-module","title":"GY-291 ADXL345 Triple Axis Accelerometer Tilt Sensor Module","description":"\n\u003ch2\u003eGY-291 ADXL345 3-Axis Digital Accelerometer \u0026amp; Tilt Sensor Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGY-291 ADXL345\u003c\/strong\u003e is a high-precision, low-power \u003cstrong\u003etriple-axis digital accelerometer and tilt sensor board\u003c\/strong\u003e designed for seamless integration with Arduino, Raspberry Pi, and other microcontroller platforms. 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Its compatibility with popular platforms and libraries dramatically shortens development time.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the GY-291 ADXL345 accelerometer module compatible with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The GY-291 ADXL345 triple-axis accelerometer module is fully compatible with Arduino boards. 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Whether you're building power management circuits, motor controllers, or battery monitoring systems, this compact module delivers reliable performance and easy integration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Operating Modes:\u003c\/strong\u003e Operates in both \u003cem\u003eanalog signal mode\u003c\/em\u003e (op-amp buffered output, ideal for A\/D conversion) and \u003cem\u003edigital switch signal mode\u003c\/em\u003e (configurable threshold output).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Current Threshold:\u003c\/strong\u003e Set your desired current limit (35A or 70A range depending on the WCS variant) — when the live current exceeds the preset threshold, the output switches from \u003cstrong\u003eLOW to HIGH\u003c\/strong\u003e automatically.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort-Circuit \u0026amp; Overcurrent Protection:\u003c\/strong\u003e Instantly detects overcurrent events and triggers a switch signal output to safeguard your circuits and connected devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVisual LED Indicator:\u003c\/strong\u003e Built-in LED indicator provides instant visual feedback when an overcurrent condition is detected — no additional test equipment needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHall Effect Technology:\u003c\/strong\u003e Non-contact, Hall-effect-based current sensing ensures minimal power loss and high measurement accuracy without interrupting the main circuit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Supports WCS1700, WCS1800, and WCS1600 sensor configurations for flexible design choices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Convenience:\u003c\/strong\u003e Simple wiring and a pre-adjustable threshold make this module easy to integrate into both DIY projects and professional electronics designs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Hall Effect Current Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible ICs:\u003c\/strong\u003e WCS1600, WCS1700, WCS1800\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent Range:\u003c\/strong\u003e 35A (standard) \/ 70A (extended)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Mode:\u003c\/strong\u003e Analog (op-amp buffered) \u0026amp; Digital Switch Signal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwitch Logic:\u003c\/strong\u003e Output LOW → HIGH when current exceeds preset limit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e LED status indicator\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e GUANDO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This Module For?\u003c\/h3\u003e\n\u003cp\u003eThis current sensor module is perfect for electronics engineers, hobbyists, makers, and students who need a reliable, cost-effective way to monitor and protect circuits from overcurrent events. It's well-suited for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBattery management systems (BMS)\u003c\/li\u003e\n  \u003cli\u003eMotor drive and speed controller circuits\u003c\/li\u003e\n  \u003cli\u003eSolar charge controllers\u003c\/li\u003e\n  \u003cli\u003ePower supply protection circuits\u003c\/li\u003e\n  \u003cli\u003eArduino, Raspberry Pi, and other microcontroller projects requiring current feedback\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the WCS1600, WCS1700, and WCS1800 Hall current sensor variants?\u003c\/h4\u003e\n\u003cp\u003eA: The WCS1600, WCS1700, and WCS1800 are variants of the Hall effect current sensor IC with slightly different sensitivity and current range characteristics. This module is compatible with all three, allowing you to choose the IC best suited to your specific current measurement needs — from lower current ranges to higher 70A applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I set the overcurrent threshold on this module?\u003c\/h4\u003e\n\u003cp\u003eA: The current limit threshold is adjustable via an onboard potentiometer or trim resistor. Simply set your desired trip point before deploying the module. When the measured current exceeds this preset value, the digital switch output transitions from LOW to HIGH and the LED indicator lights up, alerting your system to the overcurrent event.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this module be used with microcontrollers like Arduino or ESP32?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The analog output is compatible with standard A\/D converter inputs on microcontrollers such as Arduino, ESP32, STM32, and similar platforms. The digital switch output can also be connected directly to a digital input pin for threshold-based interrupt triggering — making it extremely versatile for embedded electronics projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the Hall effect sensor require breaking the circuit to measure current?\u003c\/h4\u003e\n\u003cp\u003eA: No. Hall effect current sensors are non-contact by nature — the current-carrying conductor passes through or alongside the sensor, and the magnetic field generated by the current is measured without electrically interrupting the main circuit. This makes installation safer and more practical compared to traditional shunt resistor methods.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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Lightweight:\u003c\/strong\u003e Measures just 25 × 12 × 3 mm (0.98 × 0.47 × 0.11 in), making it easy to embed in space-constrained builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Ready:\u003c\/strong\u003e Comes with header pins included — no soldering required to get started (pin breakout pre-populated on V2 boards).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Pack Options:\u003c\/strong\u003e Available in quantities of 1 to 10 pieces, perfect for prototyping or volume production runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eSensor Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eVL53L0X (GY-VL53L0XV2)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e3 – 5 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eI2C \/ IIC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eLaser Wavelength\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e940 nm (Infrared, eye-safe)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eMax Measurement Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eUp to 2 m (2000 mm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eGPIO \/ Shutdown Pin\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eXSHUT \/ GPIO\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eModule Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e25 × 12 × 3 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eBrand New\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5\"\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border:1px solid #ddd;padding:8px\"\u003eMade in China\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × VL53L0X GY-VL53L0XV2 Sensor Module\u003c\/li\u003e\n  \u003cli\u003e1 × Header Pin Strip\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRobotics \u0026amp; autonomous vehicles (obstacle avoidance)\u003c\/li\u003e\n  \u003cli\u003eDrones (altitude hold, landing assist)\u003c\/li\u003e\n  \u003cli\u003eIoT smart home devices (presence detection)\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation \u0026amp; conveyor sensing\u003c\/li\u003e\n  \u003cli\u003eConsumer electronics (laptop lid \/ proximity switching)\u003c\/li\u003e\n  \u003cli\u003e3D scanning \u0026amp; mapping prototypes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to differences in monitor settings and lighting, actual board color may vary slightly from product images. Please allow ±1–2 cm measuring deviation due to manual measurement of physical dimensions.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What microcontrollers are compatible with the VL53L0X GY-VL53L0XV2 sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: The VL53L0X module communicates via I2C (IIC) and operates at 3–5 V, making it compatible with a wide range of microcontrollers including Arduino (Uno, Nano, Mega), Raspberry Pi, ESP8266, ESP32, STM32, and most other development boards that support an I2C interface. Libraries are available for Arduino IDE and MicroPython.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the maximum distance the VL53L0X laser ranging sensor can measure?\u003c\/h4\u003e\n\u003cp\u003eA: The VL53L0X ToF sensor can measure absolute distances of up to 2 meters (2000 mm). Actual range may vary slightly depending on target surface reflectance and ambient lighting conditions.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the 940nm laser in the VL53L0X sensor safe for use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The VL53L0X uses an eye-safe, Class 1 infrared laser at 940 nm. ST Microelectronics designed the sensor to comply with eye-safety standards, making it safe for use in consumer electronics, robotics, and other everyday applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use multiple VL53L0X modules on the same I2C bus?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Although all VL53L0X modules share the same default I2C address, you can use the XSHUT pin to selectively power down individual modules and reassign unique I2C addresses at startup, allowing multiple units to coexist on a single I2C bus.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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The DS18B20 uses a standard 1-Wire digital interface, making it fully compatible with Arduino, Raspberry Pi, ESP8266, ESP32, and virtually any microcontroller platform. Numerous open-source libraries are available for quick integration.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this DS18B20 probe be fully submerged in water or liquids?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The probe features a fully sealed, waterproof and dustproof 304 stainless steel housing specifically designed for liquid immersion applications such as aquariums, ponds, and water tanks.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the cable wiring configuration for the DS18B20 sensor?\u003c\/h4\u003e\n\u003cp\u003eA: The sensor comes with a standard three-wire configuration: Red (VCC \/ Power), Black (GND \/ Ground), and Yellow or White (Data \/ Signal). Simply connect these to your microcontroller and use the Dallas\/Maxim DS18B20 library to start reading temperatures.\u003c\/p\u003e\n\u003ch4\u003eQ: How accurate is the DS18B20 digital temperature sensor?\u003c\/h4\u003e\n\u003cp\u003eA: The DS18B20 IC is rated for ±0.5°C accuracy over its standard operating range, making it one of the most precise and reliable digital temperature sensors available for DIY and professional projects alike.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the DS18B20 temperature sensor probe compatible with Arduino and Raspberry Pi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The DS18B20 uses a standard 1-Wire digital interface, making it fully compatible with Arduino, Raspberry Pi, ESP8266, ESP32, and virtually any microcontroller platform. Numerous open-source libraries are available for quick integration.\"}}, {\"@type\": \"Question\", \"name\": \"Can this DS18B20 probe be fully submerged in water or liquids?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. 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Featuring a dual-eye stereo setup and a full \u003cstrong\u003e4K color camera\u003c\/strong\u003e, the OAK-D-Lite brings advanced depth sensing and on-device AI inference to your projects, all powered by the OpenCV AI Kit (OAK) platform.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building autonomous robots, smart home systems, gesture recognition applications, or industrial machine vision pipelines, this camera delivers the precise depth data and processing power you need in a remarkably small form factor. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Stereo Cameras:\u003c\/strong\u003e Two synchronized global-shutter monochrome cameras for accurate real-time depth mapping and 3D spatial awareness.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4K Color Vision:\u003c\/strong\u003e Onboard 4K RGB camera captures rich, high-resolution color frames for visual AI tasks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOn-Device AI Processing:\u003c\/strong\u003e Built-in Myriad X VPU enables neural network inference directly on the device — no cloud required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpenCV Compatible:\u003c\/strong\u003e Seamlessly integrates with OpenCV and DepthAI Python SDK for rapid prototyping and deployment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB3 Connectivity:\u003c\/strong\u003e High-speed USB 3.1 Gen 1 interface for fast data transfer to your host computer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Slim, portable design ideal for embedded systems, drones, and mobile robotics.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Ecosystem Support:\u003c\/strong\u003e Compatible with Raspberry Pi, Jetson Nano, laptops, and other Linux\/Windows\/macOS hosts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpen-Source Platform:\u003c\/strong\u003e Backed by a vibrant open-source community with extensive documentation, model zoos, and example pipelines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDepth Cameras:\u003c\/strong\u003e 2× OV9282 Global Shutter Mono (800P each)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor Camera:\u003c\/strong\u003e IMX378 – 4K @ 30fps \/ 1080P @ 60fps\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAI Processor:\u003c\/strong\u003e Intel Myriad X MA2485 VPU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAI Performance:\u003c\/strong\u003e Up to 4 TOPS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e USB 3.1 Gen 1 Type-C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDepth Range:\u003c\/strong\u003e ~20 cm – 35 m\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBaseline:\u003c\/strong\u003e ~75 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× OAK-D-Lite AI Dual-Eye Depth Camera\u003c\/li\u003e\n  \u003cli\u003e1× USB-C Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRobotics \u0026amp; Autonomous Navigation\u003c\/li\u003e\n  \u003cli\u003e3D Object Detection \u0026amp; Tracking\u003c\/li\u003e\n  \u003cli\u003eGesture \u0026amp; Pose Recognition\u003c\/li\u003e\n  \u003cli\u003eIndustrial Machine Vision \u0026amp; Quality Control\u003c\/li\u003e\n  \u003cli\u003eAugmented Reality Prototyping\u003c\/li\u003e\n  \u003cli\u003eAcademic Research \u0026amp; STEM Education\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What software is compatible with the OAK-D-Lite AI depth camera?\u003c\/h4\u003e\n\u003cp\u003eA: The OAK-D-Lite is designed to work seamlessly with the DepthAI Python SDK and OpenCV. It supports Linux, Windows, and macOS, and is compatible with popular single-board computers like Raspberry Pi and NVIDIA Jetson Nano. A rich library of open-source examples and pre-trained models is available through the Luxonis community.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the depth range of the OAK-D-Lite dual stereo camera?\u003c\/h4\u003e\n\u003cp\u003eA: The OAK-D-Lite dual-eye stereo depth camera supports a depth sensing range of approximately 20 cm to 35 meters, making it suitable for both close-up inspection tasks and longer-range spatial awareness applications such as robotics navigation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need a powerful computer to use the OAK-D-Lite AI camera?\u003c\/h4\u003e\n\u003cp\u003eA: No. The OAK-D-Lite features an onboard Intel Myriad X VPU capable of up to 4 TOPS of AI inference, meaning neural network models run directly on the device. Your host computer only needs to handle the application logic and data visualization, greatly reducing the processing load.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the OAK-D-Lite 4K depth camera suitable for beginners?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! While the OAK-D-Lite is a professional-grade AI vision device, it comes with extensive documentation, a beginner-friendly Python SDK, and a large open-source community. Developers of all experience levels — from students to seasoned engineers — can get up and running quickly.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What software is compatible with the OAK-D-Lite AI depth camera?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The OAK-D-Lite is designed to work seamlessly with the DepthAI Python SDK and OpenCV. It supports Linux, Windows, and macOS, and is compatible with popular single-board computers like Raspberry Pi and NVIDIA Jetson Nano. A rich library of open-source examples and pre-trained models is available through the Luxonis community.\"}}, {\"@type\": \"Question\", \"name\": \"What is the depth range of the OAK-D-Lite dual stereo camera?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The OAK-D-Lite dual-eye stereo depth camera supports a depth sensing range of approximately 20 cm to 35 meters, making it suitable for both close-up inspection tasks and longer-range spatial awareness applications such as robotics navigation.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need a powerful computer to use the OAK-D-Lite AI camera?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The OAK-D-Lite features an onboard Intel Myriad X VPU capable of up to 4 TOPS of AI inference, meaning neural network models run directly on the device. 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Developers of all experience levels — from students to seasoned engineers — can get up and running quickly.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"OAK-D-Lite AI Dual-Eye Depth Camera – 4K OpenCV Vision\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/oak-d-lite-ai-dual-eye-depth-camera-opencv-4k\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287282159843,"sku":"\u003cnone\u003e","price":1572.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S66d0e05abc4d4a20a408cda2c9e365d5p.webp?v=1790295432"},{"product_id":"m18-5v-inductive-proximity-sensor-npn-no-8mm-lj18a3-mcu","title":"M18 5V Inductive Proximity Sensor NPN NO 8mm LJ18A3 for MCU","description":"\n\u003ch2\u003eGUANDO M18 Inductive Proximity Sensor – 5VDC NPN NO, 8mm Sensing Range\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGUANDO LJ18A3-8-Z\/BX-5V Inductive Proximity Sensor\u003c\/strong\u003e is a compact, reliable M18-threaded switch designed specifically for microcontroller units (MCUs) and low-voltage DC circuits. Operating at just \u003cstrong\u003e5VDC\u003c\/strong\u003e, it integrates seamlessly with Arduino, Raspberry Pi, ESP32, and other popular development boards without the need for additional voltage regulators or level shifters.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 5V DC — perfectly matched for MCU logic levels\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensing Distance:\u003c\/strong\u003e 8mm standard detection range for metallic targets\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e NPN, Normally Open (NO) — sinks current when a metal object is detected\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M18 cylindrical housing — easy panel or bracket mounting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LJ18A3-8-Z\/BX-5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNon-contact detection\u003c\/strong\u003e — no moving parts for long service life and consistent performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast response time\u003c\/strong\u003e — suitable for high-speed counting, positioning, and automation tasks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; robust\u003c\/strong\u003e construction with shielded sensing face to reduce side interference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003cth style=\"text-align:left;padding:8px;border:1px solid #ddd;\"\u003eParameter\u003c\/th\u003e\n    \u003cth style=\"text-align:left;padding:8px;border:1px solid #ddd;\"\u003eValue\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eModel\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eLJ18A3-8-Z\/BX-5V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eHousing Diameter\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eM18\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSensing Distance\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e8 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSupply Voltage\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e5V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOutput Type\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNPN, Normally Open (NO)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOutput Voltage (Low)\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e≤ 0.5V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eDetection Target\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eFerrous \u0026amp; non-ferrous metals\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eConnection\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e3-wire (Brown = VCC, Blue = GND, Black = Signal)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCondition\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eBrand New\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n    \u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino, ESP32, Raspberry Pi, and other 5V MCU projects\u003c\/li\u003e\n  \u003cli\u003eCNC machine homing \u0026amp; 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There's no need for voltage dividers, level converters, or external power supplies. Simply wire brown to 5V, blue to GND, and read the black signal wire directly into your MCU's digital input pin.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the LJ18A3-8-Z\/BX-5V inductive proximity sensor compatible with Arduino and Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This M18 inductive proximity sensor is specifically designed to operate at 5VDC with an NPN Normally Open output, making it directly compatible with Arduino, Raspberry Pi, ESP32, STM32, and most other 5V microcontroller platforms without any additional components.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of materials can this inductive proximity sensor detect?\u003c\/h4\u003e\n\u003cp\u003eA: This inductive proximity sensor detects metallic objects, including ferrous metals (steel, iron) and non-ferrous metals (aluminum, copper, brass) within its 8mm sensing range. It does not detect plastic, wood, or other non-metallic materials.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I wire the GUANDO LJ18A3-8-Z\/BX-5V proximity sensor?\u003c\/h4\u003e\n\u003cp\u003eA: The sensor uses a standard 3-wire connection: \u003cstrong\u003eBrown wire\u003c\/strong\u003e connects to +5V (VCC), \u003cstrong\u003eBlue wire\u003c\/strong\u003e connects to GND, and the \u003cstrong\u003eBlack wire\u003c\/strong\u003e is the NPN signal output. Connect the black wire directly to your MCU's digital input pin. When a metal object comes within 8mm of the sensor face, the output pulls LOW (toward 0V), signaling detection.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this proximity sensor in a CNC or 3D printer application?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The LJ18A3-8-Z\/BX-5V is widely used for CNC homing switches, 3D printer bed-leveling probes, and axis limit sensors due to its 5V compatibility, repeatable 8mm sensing distance, and compact M18 threaded housing for easy mounting.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the LJ18A3-8-Z\/BX-5V inductive proximity sensor compatible with Arduino and Raspberry Pi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. This M18 inductive proximity sensor is specifically designed to operate at 5VDC with an NPN Normally Open output, making it directly compatible with Arduino, Raspberry Pi, ESP32, STM32, and most other 5V microcontroller platforms without any additional components.\"}}, {\"@type\": \"Question\", \"name\": \"What types of materials can this inductive proximity sensor detect?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This inductive proximity sensor detects metallic objects, including ferrous metals (steel, iron) and non-ferrous metals (aluminum, copper, brass) within its 8mm sensing range. It does not detect plastic, wood, or other non-metallic materials.\"}}, {\"@type\": \"Question\", \"name\": \"How do I wire the GUANDO LJ18A3-8-Z\/BX-5V proximity sensor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The sensor uses a standard 3-wire connection: Brown wire connects to +5V (VCC), Blue wire connects to GND, and the Black wire is the NPN signal output. Connect the black wire directly to your MCU's digital input pin. When a metal object comes within 8mm of the sensor face, the output pulls LOW (toward 0V), signaling detection.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this proximity sensor in a CNC or 3D printer application?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. 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Whether you're building a weather station, drone flight controller, GPS altitude logger, or any other precision sensing application, this compact module provides reliable, stable data output every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Sensing:\u003c\/strong\u003e The BMP388 chip offers outstanding pressure accuracy, making it ideal for altitude tracking, weather monitoring, and environmental data logging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Output:\u003c\/strong\u003e Outputs clean digital sensor data via standard I²C or SPI interface — easy to integrate with Arduino, Raspberry Pi, and other microcontrollers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Measurement:\u003c\/strong\u003e Built-in temperature sensor allows compensation for accurate pressure and altitude calculations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Small form factor fits neatly into breadboards, PCB designs, and enclosures without taking up valuable space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fully compatible with Arduino IDE and popular libraries, making setup and coding straightforward for makers of all skill levels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Optimized for battery-powered and portable applications where energy efficiency matters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Performance:\u003c\/strong\u003e Advanced filtering and oversampling modes ensure consistent, noise-free readings in varying conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor IC:\u003c\/strong\u003e Bosch BMP388\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Digital Sensor (I²C \/ SPI)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e Barometric Pressure, Altitude, Temperature\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Arduino, Raspberry Pi, ESP32, STM32, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × BMP388 Barometric Pressure \u0026amp; Altimeter Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY Weather Stations\u003c\/li\u003e\n  \u003cli\u003eDrone \u0026amp; RC Aircraft Altitude Control\u003c\/li\u003e\n  \u003cli\u003eGPS Altitude Logging \u0026amp; Navigation\u003c\/li\u003e\n  \u003cli\u003eIndoor Navigation Systems\u003c\/li\u003e\n  \u003cli\u003eEnvironmental Monitoring Projects\u003c\/li\u003e\n  \u003cli\u003eRobotics \u0026amp; Automation Builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the BMP388 sensor module compatible with Arduino Uno and Nano?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the BMP388 barometric pressure and altimeter sensor module is fully compatible with Arduino Uno, Nano, Mega, and most other Arduino boards, as well as Raspberry Pi, ESP32, and STM32 microcontrollers. It communicates via standard I²C or SPI protocols supported by all these platforms.\u003c\/p\u003e\n\u003ch4\u003eQ: What interfaces does the BMP388 module support for data communication?\u003c\/h4\u003e\n\u003cp\u003eA: The BMP388 sensor module supports both I²C and SPI digital communication interfaces, giving you flexibility in how you connect it to your microcontroller or development board.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this module be used in battery-powered or portable Arduino projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The BMP388 is designed with low power consumption in mind, making it an excellent choice for battery-powered Arduino projects, wearable devices, and portable environmental monitoring systems where energy efficiency is important.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the country of origin for this sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: This BMP388 barometric pressure and altimeter sensor module is made in Mainland China.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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This compact, easy-to-use module detects the water content in soil and outputs a readable signal so your microcontroller always knows when it's time to water.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This Module\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccurate Moisture Detection:\u003c\/strong\u003e The dual-probe sensor measures soil conductivity to deliver reliable, real-time moisture readings for smarter automated irrigation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArduino Compatible:\u003c\/strong\u003e Plug-and-play with Arduino Uno, Nano, Mega, and most other popular microcontroller boards — no complex wiring required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog \u0026amp; Digital Output:\u003c\/strong\u003e Both AO (analog) and DO (digital) output pins let you choose threshold-based switching or precise variable readings depending on your project needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard Indicator LEDs:\u003c\/strong\u003e Built-in power and signal LEDs give you instant visual feedback during testing and setup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY Kit Friendly:\u003c\/strong\u003e Ideal for STEM education, school projects, maker labs, and home automation enthusiasts looking to build their own smart watering system.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Durable:\u003c\/strong\u003e Lightweight design makes it easy to integrate into any enclosure, breadboard setup, or permanent installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 3.3V – 5V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Analog (AO) \u0026amp; Digital (DO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard Comparator:\u003c\/strong\u003e LM393 for stable digital output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 4-pin connector (VCC, GND, AO, DO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Platforms:\u003c\/strong\u003e Arduino, Raspberry Pi, ESP8266, ESP32, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Hello STEM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Soil Moisture Sensor Probe\u003c\/li\u003e\n  \u003cli\u003e1 × Comparator Control Module (LM393)\u003c\/li\u003e\n  \u003cli\u003eConnecting wires\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino automatic plant watering projects\u003c\/li\u003e\n  \u003cli\u003eSmart garden \u0026amp; greenhouse automation\u003c\/li\u003e\n  \u003cli\u003eSTEM classroom experiments and DIY electronics kits\u003c\/li\u003e\n  \u003cli\u003eHome IoT (Internet of Things) builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this soil moisture sensor module compatible with Arduino boards?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This soil moisture sensor hygrometer module is fully compatible with Arduino Uno, Nano, Mega, and most other Arduino-based microcontroller boards, as well as Raspberry Pi, ESP8266, and ESP32 platforms. It operates on 3.3V–5V, making it universally versatile for DIY electronics projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the analog (AO) and digital (DO) outputs on this module?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eanalog output (AO)\u003c\/strong\u003e provides a variable voltage signal that corresponds to the exact moisture level in the soil, allowing your Arduino sketch to read a range of values. The \u003cstrong\u003edigital output (DO)\u003c\/strong\u003e uses the onboard LM393 comparator to output a simple HIGH\/LOW signal based on a threshold you set with the onboard potentiometer — ideal for triggering automatic watering when the soil drops below a set dryness level.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this module to build an automatic plant watering system?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely! This sensor module is one of the most popular components used in Arduino automatic watering systems. By connecting the module to your Arduino and pairing it with a relay and water pump, you can create a fully automated smart watering system that activates only when the soil moisture level drops below your desired threshold.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I connect this soil moisture sensor to my Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Connecting is straightforward. The module has 4 pins: VCC (connect to 5V on Arduino), GND (connect to GND), AO (connect to an analog input pin such as A0), and DO (connect to a digital input pin). Power on the module, insert the probe into the soil, and start reading moisture values through your Arduino sketch immediately.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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Power on the module, insert the probe into the soil, and start reading moisture values through your Arduino sketch immediately.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Soil Moisture Sensor Hygrometer Module – Arduino DIY Kit\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/soil-moisture-sensor-hygrometer-module-arduino-diy-kit\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"Default Title","offer_id":50287367749859,"sku":"\u003cnone\u003e","price":36.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/Sb8f9270011f045b1a9c7eb5fd5bb232a0.webp?v=1790296145"},{"product_id":"soil-moisture-sensor-arduino-stm32-raspberry-pi","title":"Soil Moisture Sensor – Arduino, STM32 \u0026 Raspberry Pi","description":"\n\u003ch2\u003eSoil Moisture Sensor — Smart Watering \u0026amp; Plant Care Made Easy\u003c\/h2\u003e\n\u003cp\u003eKeep your plants healthy and thriving with this compact, easy-to-use \u003cstrong\u003eSoil Moisture Sensor\u003c\/strong\u003e by Core Valley Electronics. Whether you're a hobbyist, educator, or maker, this analog humidity sensor gives you accurate, real-time soil moisture readings — perfect for automated plant watering systems, smart gardens, and DIY electronics projects.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for seamless compatibility with the most popular development platforms — \u003cstrong\u003eSTM32, Arduino, and Raspberry Pi\u003c\/strong\u003e — this sensor comes with ready-to-use routines so you can get up and running fast. Simply insert the probes into the soil, connect the sensor to your board, and start reading moisture data in minutes.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works with STM32, Arduino, Raspberry Pi, and other microcontroller platforms; sample routines included\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog Output:\u003c\/strong\u003e Provides smooth, continuous analog signal for precise moisture level readings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Measures just 20 × 51 × 3 mm and weighs only 6g — ideal for tight spaces and portable builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Operates at 5V with a working current of only 0.1A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral Purpose Use:\u003c\/strong\u003e Suitable for indoor plants, outdoor gardens, greenhouses, hydroponics monitoring, and soil research\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Made from a safe mixture of materials with no hazardous chemical substances\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Moisture Sensor (Analog)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Humidity \/ Soil Moisture Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Analog\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e 5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Current:\u003c\/strong\u003e 0.1A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 20 × 51 × 3 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 6g\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Platforms:\u003c\/strong\u003e STM32, Arduino, Raspberry Pi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Soil Moisture Sensor Module\u003c\/li\u003e\n  \u003cli\u003eSTM32 \/ Arduino \/ Raspberry Pi sample routines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomated plant watering systems\u003c\/li\u003e\n  \u003cli\u003eSmart garden and greenhouse monitoring\u003c\/li\u003e\n  \u003cli\u003eSTEM education and electronics learning projects\u003c\/li\u003e\n  \u003cli\u003eIoT (Internet of Things) soil monitoring applications\u003c\/li\u003e\n  \u003cli\u003eHobbyist and maker electronics builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this soil moisture sensor compatible with Arduino and Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This analog soil moisture sensor is fully compatible with Arduino, STM32, and Raspberry Pi development boards. Sample routines for all three platforms are included, making it easy to integrate into your project right away.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage does the soil moisture sensor require?\u003c\/h4\u003e\n\u003cp\u003eA: The sensor operates at 5V with a working current of 0.1A, making it easy to power directly from most microcontroller boards, including standard Arduino and Raspberry Pi setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the analog output used for in this sensor?\u003c\/h4\u003e\n\u003cp\u003eA: The analog output provides a continuous voltage signal that corresponds to the moisture level in the soil. This allows your microcontroller to read precise, real-time moisture data and trigger actions — such as activating a water pump — based on programmable thresholds.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this sensor be used outdoors or in a greenhouse?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the soil moisture sensor is suitable for general-purpose use in indoor and outdoor environments, including gardens, greenhouses, and hydroponic setups. It's compact and lightweight, so it fits easily into most growing containers or garden beds.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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It's compact and lightweight, so it fits easily into most growing containers or garden beds.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Soil Moisture Sensor – Arduino, STM32 \u0026 Raspberry Pi\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/soil-moisture-sensor-arduino-stm32-raspberry-pi\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"01","offer_id":50287367946467,"sku":"14:10#01","price":41.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/S76dccb3db6274737bfdee7768df35901v.webp?v=1790296147"},{"product_id":"hx1838-ir-wireless-remote-control-module-kit-arduino-raspberry-pi","title":"HX1838 IR Wireless Remote Control Module Kit – Arduino \u0026 Pi","description":"\n\u003ch2\u003eHX1838 Infrared Wireless Remote Control Module DIY Kit\u003c\/h2\u003e\n\u003cp\u003eTake your Arduino or Raspberry Pi projects to the next level with this versatile \u003cstrong\u003eHX1838 Infrared (IR) Wireless Remote Control Module Kit\u003c\/strong\u003e. Whether you're building robots, home automation systems, or interactive electronics projects, this all-in-one kit gives you everything you need to add wireless remote control functionality right out of the box.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Kit?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes a \u003cstrong\u003eMini Slim 38KHz IR remote control\u003c\/strong\u003e and a matching \u003cstrong\u003einfrared receiver module\u003c\/strong\u003e. Together, they form a complete wireless control solution compatible with Arduino, Raspberry Pi, and virtually any microcontroller platform that supports standard 38KHz IR signal decoding.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e17 Function Keys\u003c\/strong\u003e — Compact remote with versatile button layout for a wide range of control commands\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUp to 8 Meters Range\u003c\/strong\u003e — Long-range transmission for flexible placement and control room setups\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e60° Effective Angle\u003c\/strong\u003e — Wide reception angle ensures reliable signal pickup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard 38KHz IR Signal\u003c\/strong\u003e — Receiver module decodes standard modulated IR signals; programmable for custom decoding operations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low Power Consumption\u003c\/strong\u003e — Quiescent current 3–5µA, dynamic current 3–5mA for energy-efficient designs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction\u003c\/strong\u003e — 0.125mm PET sticker material rated for up to 20,000 presses\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Compatibility\u003c\/strong\u003e — Works seamlessly with Arduino IDE and the popular \u003ccode\u003eIRremote.h\u003c\/code\u003e library\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 8 meters (varies with environment and receiver sensitivity)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEffective Angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60°\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIR Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e38 KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote Keys\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17 function keys\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuiescent Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3–5 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDynamic Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3–5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSticker Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.125mm PET\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKey Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20,000 actuations\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSample Arduino Code\u003c\/h3\u003e\n\u003cp\u003eGet started quickly with this ready-to-use code snippet using the \u003ccode\u003eIRremote\u003c\/code\u003e library:\u003c\/p\u003e\n\u003cpre\u003e\u003ccode\u003e\n#include \u0026lt;IRremote.h\u0026gt;\n\nint RECV_PIN = 11;\nIRrecv irrecv(RECV_PIN);\ndecode_results results;\n\nvoid setup() {\n  Serial.begin(9600);\n  irrecv.enableIRIn(); \/\/ Start the receiver\n}\n\nvoid loop() {\n  if (irrecv.decode(\u0026amp;results)) {\n    Serial.println(results.value, HEX);\n    irrecv.resume(); \/\/ Receive the next value\n  }\n}\n\u003c\/code\u003e\u003c\/pre\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY remote-controlled robots\u003c\/li\u003e\n  \u003cli\u003eArduino and Raspberry Pi learning projects\u003c\/li\u003e\n  \u003cli\u003eHome automation prototyping\u003c\/li\u003e\n  \u003cli\u003eInteractive electronics and maker projects\u003c\/li\u003e\n  \u003cli\u003eRemote-controlled LED, motor, or relay circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the HX1838 IR remote control kit compatible with Arduino and Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! 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Some DIY project configurations may call for additional wiring depending on your circuit design.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many buttons does the IR remote control have, and what signals does it use?\u003c\/h4\u003e\n\u003cp\u003eA: The included Mini Slim infrared remote control features 17 function keys and transmits at the standard 38KHz modulation frequency, which is the most common IR signal format used by consumer electronics and maker projects alike.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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Compatible with STM32, Arduino, and Raspberry Pi platforms out of the box, complete with ready-to-use code routines so you can get started immediately.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Output:\u003c\/strong\u003e Clean, noise-resistant digital signal ideal for microcontroller integration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic Sensing Technology:\u003c\/strong\u003e Detects changes in magnetic flux for accurate rotational and positional measurement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Platform Compatible:\u003c\/strong\u003e Includes routines for STM32, Arduino, and Raspberry Pi — no extra setup needed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Operation:\u003c\/strong\u003e Runs at 3.3V with only 0.1A working current — efficient for battery-powered and embedded projects\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Measures just 27 × 15 × 5 mm and weighs only 8g — easy to integrate into tight spaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral Purpose:\u003c\/strong\u003e Suitable for a wide range of DIY electronics, robotics, automation, and educational projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e49E Linear Hall Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMagnetic Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e27 × 15 × 5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMixture (composite)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 49E Linear Hall Sensor Module\u003c\/li\u003e\n  \u003cli\u003eCode routines for STM32, Arduino, and Raspberry Pi\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrushless DC (BLDC) motor position feedback\u003c\/li\u003e\n  \u003cli\u003eRotational speed and angle measurement\u003c\/li\u003e\n  \u003cli\u003eProximity and end-stop detection in robotics\u003c\/li\u003e\n  \u003cli\u003eDIY encoders and automation projects\u003c\/li\u003e\n  \u003cli\u003eSTEM education and prototyping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this Hall sensor module compatible with both 3.3V and 5V microcontrollers?\u003c\/h4\u003e\n\u003cp\u003eA: The Hall sensor module operates at a working voltage of 3.3V, making it directly compatible with STM32 and Raspberry Pi boards. For 5V Arduino boards, a logic level shifter or voltage divider is recommended to ensure safe operation and reliable signal integrity.\u003c\/p\u003e\n\u003ch4\u003eQ: What programming routines are included with this Hall sensor?\u003c\/h4\u003e\n\u003cp\u003eA: This Hall sensor module comes with ready-to-use code routines for three popular platforms: STM32, Arduino, and Raspberry Pi. These routines allow you to read the digital magnetic sensor output and measure rotating object positions with minimal setup time.\u003c\/p\u003e\n\u003ch4\u003eQ: What type of magnet is needed to use this sensor module?\u003c\/h4\u003e\n\u003cp\u003eA: The 49E Linear Hall sensor responds to changes in a magnetic field. A standard neodymium or ferrite magnet attached to a rotating shaft or moving object is sufficient to trigger accurate position readings. 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The Hello STEM Raindrop Rain Sensor Module (HS-S09A-AB) is designed to be broadly compatible with Arduino Uno, Nano, Mega, and most other popular Arduino development boards, as well as general MCU platforms. Simply connect the signal, power, and ground pins to get started.\u003c\/p\u003e\n\u003ch4\u003eQ: What kind of output signal does this rain sensor provide?\u003c\/h4\u003e\n\u003cp\u003eA: This module uses a switch output model, meaning it delivers a digital signal — either HIGH or LOW — based on whether moisture or raindrops are detected on the sensor surface. This makes it easy to trigger automated responses in your Arduino sketch or IoT logic without additional signal processing.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this sensor be used in outdoor IoT projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The raindrop rain sensor module is well-suited for outdoor IoT applications such as automatic irrigation systems, weather monitoring stations, window or skylight automation, and smart car wiper controls. Its polymer build provides durability in real-world environments.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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Engineered for makers, hobbyists, and engineers alike, this ultra-low-power, high-precision 4-pin sensor board plugs directly into your Arduino (Uno R3 and compatible), Raspberry Pi, or any microcontroller project — no additional components required. Get reliable, calibrated digital readings right out of the box.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Sensor Module?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Precision Readings:\u003c\/strong\u003e Temperature accuracy of ±0.5°C and humidity accuracy of ±2%RH ensure you can trust every data point.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Measurement Range:\u003c\/strong\u003e Covers temperatures from -40°C to 80°C and humidity from 0% to 99.9% RH — ideal for indoor and outdoor environmental monitoring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low Power Consumption:\u003c\/strong\u003e Runs efficiently at 3V–5.5V, making it perfect for battery-powered and energy-sensitive projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e16-Bit Resolution:\u003c\/strong\u003e Delivers highly granular data (0.1 resolution) for precise environmental tracking and data logging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully Calibrated Digital Output:\u003c\/strong\u003e All sensor calibration is handled internally — readings come out as clean digital signals with no analog-to-digital conversion needed on your end.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Distance Signal Transmission:\u003c\/strong\u003e Stable digital signal over longer cable runs, giving you flexible installation options.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompletely Interchangeable:\u003c\/strong\u003e Consistent performance across units means you can swap sensors in multi-sensor setups without recalibration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent Long-Term Stability:\u003c\/strong\u003e Built to maintain measurement accuracy over extended operational periods.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple 4-Pin Interface:\u003c\/strong\u003e Easy wiring for beginners and experienced developers alike — no extra resistors or breakout boards required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDHT22 \/ AM2302\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital Signal\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.5°C (max ±1°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0% to 99.9% RH (0°C–50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16-bit (0.1 precision)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSampling Period\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3V – 5.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePin Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-pin package\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResistance Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × AM2302 \/ DHT22 Temperature and Humidity Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino \u0026amp; 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Whether you're a student, hobbyist, or STEM educator, this reliable sensor module makes temperature detection straightforward and accessible.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog Output:\u003c\/strong\u003e Delivers a smooth, continuous analog signal for accurate temperature readings — ideal for real-time monitoring projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermistor-Based Sensing:\u003c\/strong\u003e Uses a high-sensitivity thermistor (NTC type) to detect ambient temperature changes quickly and efficiently.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArduino Compatible:\u003c\/strong\u003e Plug-and-play design works with Arduino Uno, Nano, Mega, and most standard microcontroller development boards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Durable:\u003c\/strong\u003e Polymer construction in a sleek black housing keeps the module lightweight and robust for breadboard or PCB integration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel HS-S35A:\u003c\/strong\u003e A well-regarded sensor module in maker and STEM communities for reliable performance in beginner and intermediate projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Manufactured without hazardous substances for safe classroom and workshop use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Thermistor Temperature Sensor Module (Model HS-S35A)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino-based weather stations and environmental monitors\u003c\/li\u003e\n  \u003cli\u003eSTEM classroom experiments and hands-on learning kits\u003c\/li\u003e\n  \u003cli\u003eDIY home automation and smart device prototypes\u003c\/li\u003e\n  \u003cli\u003eTemperature-controlled fan or LED projects\u003c\/li\u003e\n  \u003cli\u003eRobotics and embedded systems development\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHS-S35A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThermal \/ Thermistor\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolymer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHello STEM\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this thermistor temperature sensor module compatible with Arduino Uno and Nano boards?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The thermistor temperature sensor module (Model HS-S35A) is designed to work seamlessly with Arduino Uno, Nano, Mega, and most other standard Arduino-compatible development boards. Simply connect the analog output pin to an analog input on your Arduino and start reading temperature data with minimal setup.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of output does this temperature sensor module provide?\u003c\/h4\u003e\n\u003cp\u003eA: This module provides an \u003cstrong\u003eanalog output signal\u003c\/strong\u003e, meaning the voltage level changes continuously in proportion to the temperature detected by the thermistor. This makes it easy to read precise temperature values using Arduino's built-in analogRead() function.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this sensor suitable for STEM education and beginner makers?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The Hello STEM HS-S35A is a popular choice for school STEM projects, maker workshops, and beginner Arduino kits. Its simple three-pin interface and analog output make it easy to integrate into a wide range of learning and prototyping projects without advanced electronics knowledge.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this thermistor temperature sensor module compatible with Arduino Uno and Nano boards?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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