Voltagetester

to prevent battery failures and to check the charging performance of your vehicle.

3 in 1: Battery and alternator control plus USB port for charging external devices 3 adapter plugs.
Voltage indicator to prevent battery failures and to check the charging performance of your vehicle.
By using the device, you are always aware of the status of your battery, which is normally not possible due to the lack of battery status indicators in the car.
In addition, charging of external devices is possible via the built-in USB port.

FEATURES:
- Battery tester
- Designed for 12 V operating voltage (measuring range 7 - 19.9 V)
- Input: 12 V DC / Output: 5 V - 400 mA
- Operation via cigarette lighter
- Monitoring of battery voltage
- Monitoring of the charging device
- Charging option for external devices such as mobile phones, navigation devices, music players, etc.
- Delivery includes 3 x adapter plugs (USB - I-Phone / USB - Micro-USB / USB - Mini-USB)

After plugging into the cigarette lighter, the device constantly shows you the current battery voltage, accurate to 0.1 V.