HARDLINE HOUR METERS

Track the service life of your vehicle - oil changes, valve adjustments, spark plugs, etc. Attach with enclosed hardware, no wiring necessary, may also be installed using peel-and-stick method Work on any gas engine Record and display up to 9, 999.9 hours No battery required, connect directly to spark plug wire Hourglass symbol appears and flashes to indicate counting time Automatic roll over Resolution 0.1 hour 100% epoxy encapsulated casing