Screen digital color: red
Installment: insert the jack of the product into a cigar socket
This digital gauge displays the voltage of batteries in the car
High brightness of LED display.
Powered by car cigarette lighter charger
Constantly monitor battery voltage, extend and protect the battery and engine life
Installment:Clean the Cigar socket
Insert the jack of the product into a Cigar socket
Attention:For DC 12V OR 24V CAR
Measuring range:DC 8V-30V+/-%1.2
Size:7cm x 4cm x 2.9cm
What kind of batteries is healthy:
When engine running(do not drive),the LED display:Between 13.5 to 14.5 (12V Car);
Between 26.0 to 28.0 (24V Car).
1 x Car Voltage Monitor