... Hour meter,dirt bike hour meter,MX hour meter,engine hour meter,motominder hour meter (1)Track the Service Life of Your Vehicle - oil changes, ... necessary, or attach with enclosed hardware.(3)No Battery Required - connects to spark plug wire.(4)Works on Any Gas ... Celsius degree(10)Warranty one year.Resettable hour meter :Completely waterproof Resettable Resettable Inductive Hour Meter for motocycle