Specifications:
* Voltage: DC 12V-24V car
* Color: Black
* Screen digital color: Red
* Measuring range: DC 9V~30V
* Tolerance: 0.1V~0.3V
* Dimension: 70x35x20mm

Features:
* Brand new and tested.
* Car battery voltage display.
* With high brightness of LED there is no difficulty in seeing the display.
* Powered by car cigarette lighter charger.
* Constantly monitor battery voltage, extend and protect the battery and engine life.
* Has Velcro strip for easy attachment.