Features:
LED  display cigarette lighter electric voltage meter for auto car battery.
Car battery voltage display.
Powered by car cigarette lighter charger (DC 12~24 V).
Installation: insert the jack of the product into a cigar socket.
This digital gauge displays the voltage of batteries in the car.
With high brightness of LED(light-emitting diode) there is no difficulity in seeing the display.
Installation: Clean the cigar socket. Insert the jack of the product into a cigar socket.   


Description:
Display Type: Digital
Operating Temperature: -10 to +80 Celsius degree
Accuracy Class: high
Item type: Battery Testers
Voltage: DC12-24V
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)
With the engine off, and nothing turned on, the LED display:
Greater than 12.0 (12V CAR) OR 24.0 (24V CAR)(for reference only)
Measuring range: DC 8V-30V±%1.2


Specifications:
Color: Black
Material: Plastic
Size: 70*40*30mm


Packing content:
1 x Electric Voltage Meter    


Note:
Please pull out the device when you leave your car, do not use the device more than 2 minutes in 24V cars, or it will burn out.