LED 12v 24v Battery Voltage Meter Monitor for Caravans & Motorhomes

Monitor your caravan or motorhome batteries with this essential device so you can extend and protect the battery/ engine life.

High brightness of LED to display the voltage of batteries in the vehicle - Powered by car cigarette lighter charger.

Attention: For DC 12V
Measuring range: DC 7V-20V.
Accuracy: 0.01V.

The battery under the following conditions is normal:
When the vehicle is powered (not launched), the normal display value is 12.2-12.8
When the engine is running (it is the voltage of the engine), the LED display: Between 13.4 to 14.8 (12V Car).

Installment: Clean the Cigar socket, then insert the jack of the product into a cigar socket.

Measuring current sampling frequency: 3 times / sec

Size: approx 7cm x 4cm x 2.9cm / 2.76inch x 1.57inch x 1.14inch. 
Weight: 26g.

What's Included:

1 x Motorhome/ Caravan/ Car voltage monitor with instructions (no retail packaging included)