{"product_id":"tm1637-4-digit-7-segment-led-display-module-arduino","title":"TM1637 4-Digit 7-Segment LED Display Module for Arduino","description":"\n\u003ch2\u003eTM1637 4-Digit 7-Segment LED Clock Display Module for Arduino\u003c\/h2\u003e\n\u003cp\u003eBuild smarter projects with this compact \u003cstrong\u003eTM1637 4-Digit 7-Segment LED Display Module\u003c\/strong\u003e. Powered by the reliable TM1637 driver IC, this board lets your microcontroller drive four bright red 0.36-inch digital tube segments using just \u003cstrong\u003etwo signal lines\u003c\/strong\u003e — freeing up precious I\/O pins for the rest of your circuit. Whether you're building a digital clock, a timer, a counter, or a numeric readout, this module is a go-to solution for makers, students, and engineers alike.\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\u003eTM1637 Driver IC\u003c\/strong\u003e — Controls all four 8-segment digits via a simple 2-wire serial interface (CLK + DIO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-Digit Red LED Display\u003c\/strong\u003e — Common anode, 0.36-inch digit height for clear, bright readouts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8 Adjustable Brightness Levels\u003c\/strong\u003e — Fine-tune display intensity to suit your environment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Voltage Compatibility\u003c\/strong\u003e — Works with both 5V and 3.3V logic levels, compatible with Arduino, ESP8266, ESP32, Raspberry Pi, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 × M2 Mounting Holes\u003c\/strong\u003e — Secure the board easily into enclosures or project panels\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimal Wiring Required\u003c\/strong\u003e — Only 4 pins: VCC, GND, CLK, DIO — no complex wiring harnesses\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack Format\u003c\/strong\u003e — Get multiple modules in one order for prototyping flexibility\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\u003eDriver IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTM1637\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-Digit 7-Segment, Common Anode\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigit Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.36 inch (9.14 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLED Color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-wire serial (CLK + DIO)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3V \/ 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrightness Levels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 (software adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 × M2 screw holes\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\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY digital clocks and countdown timers\u003c\/li\u003e\n  \u003cli\u003eArduino, ESP32, and Raspberry Pi display projects\u003c\/li\u003e\n  \u003cli\u003eNumeric readouts for sensors (temperature, humidity, speed)\u003c\/li\u003e\n  \u003cli\u003eScore displays, lap counters, and scoreboard projects\u003c\/li\u003e\n  \u003cli\u003eElectronics learning kits and STEM education\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 TM1637 LED display module compatible with Arduino and other microcontrollers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The TM1637 4-digit 7-segment display module works seamlessly with Arduino (Uno, Nano, Mega), ESP8266, ESP32, Raspberry Pi, and virtually any microcontroller that supports a 2-wire serial interface. Free libraries are available for Arduino IDE, making it easy to get started with just a few lines of code.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many pins does the TM1637 module need to connect to a microcontroller?\u003c\/h4\u003e\n\u003cp\u003eA: The TM1637 display module requires only 4 pins — VCC, GND, CLK (clock), and DIO (data) — making it one of the most pin-efficient 4-digit display solutions available for Arduino and similar platforms.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I control the brightness of the TM1637 LED display?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The TM1637 driver IC supports 8 levels of brightness adjustment, all controlled via software. This allows you to dim or brighten the display to match your project's ambient lighting conditions without any additional hardware.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage does this LED display module operate at?\u003c\/h4\u003e\n\u003cp\u003eA: The TM1637 module supports both 3.3V and 5V logic levels, making it compatible with a wide range of development boards and microcontrollers right out of the box — no level shifter required for most common setups.\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 TM1637 LED display module compatible with Arduino and other microcontrollers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The TM1637 4-digit 7-segment display module works seamlessly with Arduino (Uno, Nano, Mega), ESP8266, ESP32, Raspberry Pi, and virtually any microcontroller that supports a 2-wire serial interface. 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