3-in-1 Car 12v Digital Led Voltmeter Voltage Temperature W

2 set Car 12V Digital LED Voltmeter Voltage Temperature Watch Thermometer: 1 pcs Blue & 1 pcs Red100% Brand new and high quality3-in-1 function. (Time/ temperature/ voltage functions)Four display modes. (Time only/ Temperature only/ Voltage only/ Time-temperature alternating voltage)Durable, stable, high sensitivityDisplay color: blue & RedMaterial: PlasticShell color: blackRated input voltage: 12VTemperature range: -40 Celsius ~ 75 CelsiusHow to use:Turning on the power of the car, the time will be shown on the vehicle mounted clock monitor.The indicator goes off when the car power is turned off, so the clock power is not consumed.The internal clock can work properly by using industrial battery (frequent replacement is not required), and the professional imported chip makes the time very accurate.Package Contents:2 x car digital clock with cigarette lighter plug2 x adhesive tape2 x user manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.