Features Universal for Motorbike Car Boat ATV UTV Camper Caravans Travel Trailer etc Twist and Lock system Display 3 bits LED digital tube lamp display is Green It works for 12V 24V Mini size and easy to install work great for checking Voltage Mounts in a 1 1 8 hole in panels up 0 25 thick a nylon retaining nut holds the meter in place The state of your battery between full charged and discharged The meter has easy to read LED segments and connect to your 12 volt system Used to monitor the storage battery voltage with reverse connection protection function line will not be burnt Timely grasp the state of battery voltage voltage measurement purposes can also be used for other products Specifications Waterproof LED Display GreenMeasure Voltage 6 30VInterface Type Anode and cathodeEco friendly Meterial AcrylicApplication Universal for all Cars motorcycles and other universal models Packing Included 1 x LED DC Voltmeter2 x Insulated TerminalsDetail Pictures