Giới thiệu Nhiệt kế hai màn hình hiển thị DC 12V chống thấm nước 0.28inch cho xe hơi xe máy

#Waterproof #DC #12V #Voltmeter #Thermometer #0.28inch #Dual #Display #for #Car #Motorcycle
Waterproof DC 12V Voltmeter Thermometer 0.28inch Dual Display for Car Motorcycle
DC 12V LED Digital Voltmeter Thermometer 0.28 inch Dual Displa Voltage Temperature Meter Monitor For Car Motorcycle

Feautres:
Voltage and Temperature Dual Display
Waterproof work, Fully enclosed shell design, it can still work normally after soaking in water for a short time
56*31mm 3-digit 0.28 inch LED digital tube display, compact size

Direct measurement:
Measure battery voltage + display car temperature
Measurement: Avoid excessive use of electricity in the car, which affects starting the car.
Temperature: Detect the temperature in the car and keep it comfortable

Specifications:
【Product name】Double display waterproof meter
【Measurement accuracy】±1V / ±1℃
【Temperature Range】-20℃~150℃
【Voltage Range】8~18V
[Power supply mode] DC and DC two lines
【Product introduction】Using a fully enclosed shell design, it can display temperature and voltage values at the same time, and directly measure without external auxiliary power supply

Precautions:
1. The power supply voltage must be less than 18V
2. This meter adopts LED display and requires a certain working current, so it cannot be measured higher than the internal resistance voltage, such as weak signal voltage and button battery.
3. Pay attention to the wiring method, red positive and black negative. It cannot be reversed.

Package included:
1 * Waterproof DC 12V Voltmeter Thermometer