{"product_id":"4-in-1-digital-thermometer-voltmeter-timer-temp-meter","title":"4-in-1 Voltmeter Thermometer Timer \u0026 Temp Meter | 9-24V","description":"\n\u003ch2\u003e4-in-1 Digital Thermometer, Voltmeter, Timer \u0026amp; Temperature Meter\u003c\/h2\u003e\n\u003cp\u003eMeet your all-in-one monitoring solution — the \u003cstrong\u003e4-in-1 Digital Thermometer Voltmeter Timer \u0026amp; Temp Meter\u003c\/strong\u003e. Designed for both air and water temperature readings, this compact and waterproof multifunctional meter is built for vehicles, motorbikes, boats, and any 9–24V electrical system. Its sleek touch-screen interface and sturdy PC housing make it as easy to use as it is durable.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-in-1 Multifunctional Design:\u003c\/strong\u003e Combines a timer, real-time clock, air\/water temperature meter, and voltmeter in one compact unit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTouch-Screen Operation:\u003c\/strong\u003e Intuitive long-press to power on\/off for a smooth, user-friendly experience.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof Construction:\u003c\/strong\u003e High-quality PC material ensures durability and protection against moisture — no flickering, no fading.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12\/24-Hour Switching:\u003c\/strong\u003e Easily toggle between 12-hour and 24-hour display modes to suit your preference.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigurable Alarms:\u003c\/strong\u003e Built-in high water temperature and low voltage alerts. Default low alarm: 11.5V; default high temperature alarm: 75°C — both adjustable to your needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Mountable:\u003c\/strong\u003e M10x1 thread mount, approximately 4.7 cm \/ 1.85 in diameter — fits neatly into dashboards and panels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Temperature Sensing:\u003c\/strong\u003e Choose between Air Temperature or Water Temperature probe type at the time of ordering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Works with 9–24V systems, ideal for cars, trucks, ATVs, and marine applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePC (Polycarbonate)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9–24V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM10x1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 4.7 cm \/ 1.85 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAir Temperature \/ Water Temperature (Optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDefault Low Voltage Alarm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDefault High Temp Alarm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e75°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCCC\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\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 4-in-1 Thermometer Voltmeter Timer Set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWiring Guide\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRed Wire:\u003c\/strong\u003e Connect to the positive pole (+)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhite Wire:\u003c\/strong\u003e Connect to the negative pole (−)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlue Wire:\u003c\/strong\u003e Connect to the electric door\/ignition lock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: The water temperature version requires connection to a dedicated water temperature probe\/sensor (not included). Please select the correct type — Air or Water — before purchasing.\u003c\/em\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: What is the voltage range supported by this 4-in-1 voltmeter thermometer timer?\u003c\/h4\u003e\n\u003cp\u003eA: This multifunctional meter supports input voltages from 9V to 24V, making it compatible with a wide range of vehicles including cars, motorcycles, trucks, ATVs, and marine vessels.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this meter for both air and water temperature monitoring?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This meter is available in two variants — Air Temperature and Water Temperature. Please select the appropriate type when ordering. Note that the water temperature version requires connection to a compatible water temperature sensor.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I set or adjust the voltage and temperature alarm thresholds?\u003c\/h4\u003e\n\u003cp\u003eA: The meter comes with a default low voltage alarm set to 11.5V and a default high temperature alarm at 75°C. Both values are user-adjustable through the touch-screen interface, allowing you to customize the alerts to match your specific system requirements.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this thermometer voltmeter waterproof?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the unit is constructed from high-quality polycarbonate (PC) material and features waterproof design, making it suitable for use in environments exposed to moisture, such as marine or outdoor automotive 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 is the voltage range supported by this 4-in-1 voltmeter thermometer timer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This multifunctional meter supports input voltages from 9V to 24V, making it compatible with a wide range of vehicles including cars, motorcycles, trucks, ATVs, and marine vessels.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this meter for both air and water temperature monitoring?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This meter is available in two variants — Air Temperature and Water Temperature. 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