, 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 sensitivityMaterial:PlasticDisplay color: GreenShell color: blackRated input voltage: 12VTemperature range: -40 Celsius ~ 75 CelsiusCigarette Lighter: Powered byHow to use:Turning on the force of the car, the time will be shown on the vehicle mounted clock monitor.The indicator goes off when the car is turned off, so the clock is not consumed.The internal clock can work properly by using industrial battery (frequent replacement is not required), and the imported chip makes the time very accurate.Package Included:1x car digital clock with cigarette lighter plug1x adhesive tape1x user manualNote: Light 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.