Universal Digital Display Waterproof LED Voltage Meter for DC 12V 24V Car Motorcycle Truck Red

1 Universal for Motorbike Car Boat ATV UTV Camper Caravans Travel Trailer etc 2 Twist and Lock system Display 3 bits LED digital tube 3 It works for 12V 24V Mini size and easy to install work great for checking Voltage 4 Mounts in a 1 1 8 hole in panels up 0 25 thick a nylon retaining nut holds the meter in place 5 Used to monitor the storage battery voltage with reverse connection protection function line will not be burnt