• Install Operation: Wrap the end of the induction wire around the spark plug tube 5 times, then fix it with a cable tie, then insert one end of the induction wire into the groove on the back, find a suitable position and fix the watch with screws.
• Inductive Digital Hour Meter Waterproof LCD Display for Motorcycle ATV Snowmobile Marine Boat Ski Gas Engine not tachometer model Features: Brand new and high quality
• Track the service life of vehicle-oil changs, valve, adjustments, for spark plugs, etc.

Peel And Stick

No battery needed - connect to for spark plug wire

Works On Any Gas Engine

• Record and display to 9,999.9 hours
• Hour glass symbol appears and flashes on/off to indicate counting time