{"product_id":"mini-red-led-blue-led-digital-display-voltmeter-voltage-tester-panel-dc-12v-car-motorcycle-with-usb-5v-2a-output","title":"Mini Red LED Blue LED Digital Display Voltmeter Voltage Tester Panel | DC 12V Car Motorcycle with USB 5V 2A Output","description":"\u003cp\u003eKeep your vehicle's battery health in check with this compact digital voltmeter panel. It provides a clear red and blue LED display of your DC 12V system's voltage, while also offering a convenient USB output to charge your devices at 5V and 2A.\u003c\/p\u003e\n\u003cp\u003eThis panel meter is designed for simple installation in cars, motorcycles, and other 12V lead-acid battery systems. It combines a precise voltmeter with a practical USB charging port, allowing you to monitor battery status and power your gadgets from a single unit. The dual-color LED screen makes readings easy to see at a glance, whether you are checking the battery level or ensuring your device is charging.\u003c\/p\u003e\n\u003cp\u003eThe voltmeter offers an 8-stage power resolution, giving you a clear picture of your battery's charge level from 10% to 100%. Its USB output is highly efficient, using a synchronous rectification circuit to achieve up to 96% voltage reduction efficiency, which means less heat and more power for your devices. The unit is built with a durable ABS material and has a compact size for easy mounting.\u003c\/p\u003e\n\u003cp\u003eKey Features and Benefits\u003c\/p\u003e\u003cp\u003e- Red and blue LED digital display that shows voltage clearly for easy monitoring of your battery's health.\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIntegrated USB output that provides 5V and 2A power, allowing you to conveniently charge smartphones and other devices.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003e8-stage power resolution from 10% to 100% that gives you a detailed understanding of your battery's remaining charge.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eHigh-efficiency synchronous rectification circuit that delivers up to 96% conversion efficiency for the USB output, reducing heat generation.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompact ABS construction with a small footprint, making it easy to install in tight spaces on dashboards or panels.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eStatic input current of 5-25mA that helps preserve battery life, with current draw decreasing as battery voltage drops.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eWho Is This For\u003c\/p\u003e\u003cp\u003e- Car and motorcycle owners who want a simple way to monitor their 12V battery voltage and charge devices on the go.\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eDIY enthusiasts and mechanics installing a voltage meter and USB port into custom vehicle dashboards or panels.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eBoat or RV owners with 12V lead-acid battery systems needing a reliable voltage display and charging outlet.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eAnyone managing backup battery systems or solar setups who requires a clear readout of battery status.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eUsage Scenario\u003c\/p\u003e\u003cp\u003eMark was on a long road trip when his car's dashboard lights flickered. He had his voltmeter panel installed in a spare slot. Glancing at the red LED display, he saw the voltage had dropped to 11.8V. Knowing it was time to check his alternator, he plugged his phone into the USB port to keep it charged. The panel gave him the peace of mind to reach the next town without getting stranded.\u003c\/p\u003e\n\u003cp\u003eMicro Comparison\u003c\/p\u003e\u003cp\u003eUnlike basic voltmeters that only show a number, this panel includes an 8-stage power resolution bar for a quick visual of your battery's charge level. It also adds a high-efficiency USB charging port, eliminating the need for a separate adapter and simplifying your dashboard setup.\u003c\/p\u003e\n\u003cp\u003eSpecifications\u003c\/p\u003e\u003cp\u003e- Material: ABS\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eInput Voltage: DC 12V (for lead-acid battery)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eUSB Output: 5V \/ 2A\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eStatic Input Current: 5-25mA\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eUSB Voltage Reduction Efficiency: Up to 96%\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eVoltmeter Accuracy: Approximately 2%\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003ePower Resolution: 8 stages (10%, 25%, 40%, 50%, 60%, 75%, 90%, 100%)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eWorking Temperature: -10 to +65°C\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eWorking Humidity: 10-80% (without condensation)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eItem Dimensions: 45mm x 26mm x 21mm (Length x Width x Height)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eItem Weight: 30g\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003ePackage Includes\u003c\/p\u003e\u003cp\u003e- 1 x 12V Lead-Acid Battery Digital Voltmeter Panel with USB Output\u003c\/p\u003e\n\u003cp\u003eWhy You Will Love It\u003c\/p\u003e\u003cp\u003eYou will appreciate having both a battery monitor and a charging port in one compact device. Its simple installation and clear display make it a practical upgrade for any vehicle, helping you avoid unexpected battery issues while keeping your devices powered.\u003c\/p\u003e\n\u003cp\u003eQuestions and Answers\u003c\/p\u003e\u003cp\u003eQuestion: Is this voltmeter only for 12V systems?\u003c\/p\u003e\u003cp\u003eAnswer: Yes, it is designed specifically for monitoring DC 12V lead-acid batteries in cars, motorcycles, and similar applications.\u003c\/p\u003e\n\u003cp\u003eQuestion: Can I use the USB port while the car is off?\u003c\/p\u003e\u003cp\u003eAnswer: Yes, if the panel is wired directly to the battery, the USB port will work as long as the battery has sufficient charge.\u003c\/p\u003e\n\u003cp\u003eQuestion: How do I install this panel?\u003c\/p\u003e\u003cp\u003eAnswer: You need to cut a hole of 45mm x 26mm to mount the panel. Then connect the positive and negative wires to your 12V battery or system.\u003c\/p\u003e\n\u003cp\u003eQuestion: What does the 8-stage power resolution mean?\u003c\/p\u003e\u003cp\u003eAnswer: It shows your battery's charge level in eight steps from 10% to 100%, giving you a more detailed reading than a simple low\/medium\/high indicator.\u003c\/p\u003e\n\u003cp\u003eQuestion: Does this work with a 24V system?\u003c\/p\u003e\u003cp\u003eAnswer: No, it is specifically designed for 12V systems. Using it on a 24V system could damage the unit.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hb5a22fe3d83d45518e910edd9efb2a63K.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H8c87a99be94c4aa792419c9d4cd54fe9y.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H42645e624a1943199e53196566540281a.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H38c1c186a592484b9f1e5543c880b541i.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H121ac88b7f80482ab12a48c6f194960bo.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hc399206a4bae49d5abd752ad277592f6b.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H18df0f374e154774bb5025978082863fn.jpg\" alt=\"\"\u003e\u003c\/p\u003e","brand":"MyPetiteCar.com","offers":[{"title":"Red","offer_id":50558985896173,"sku":"14:10#Red","price":38.2,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":50558985928941,"sku":"14:173#Blue","price":38.2,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.webster.direct\/en-ca\/products\/mini-red-led-blue-led-digital-display-voltmeter-voltage-tester-panel-dc-12v-car-motorcycle-with-usb-5v-2a-output","provider":"Webster.Direct","version":"1.0","type":"link"}