For use with motorcycle, ATV, UTV, snowmobiles and PWCTrack the service of your vehicle's oil changes, valve adjustments, spark plugs, etc.Easy installation: peel and stick, no wiring necessary, or attach with enclosed hardwareNo battery required, connects to the spark plug wireWorks on any gas engineWill fit Moose Offroad Hour Meter Mounts - see Related ProductsMade in the U.S.A.