Car Bike Camper 12V/24 LED Car Cigarette Lighter Volt Voltage Gauge Meter Tester
Installation: insert the jack of the product into a cigar socket. Clean the cigar socket. Insert the jack of the product into a cigar socket. Between 13.5 TO 14.5 (12V CAR). Greater than 12.0 (12V CAR) OR 24.0 (24V CAR)(for reference only).