Digital Hour Meter with Tachometer and Replaceable Battery for Scooter, Lawn Mower, Dirt Bike, Generator, Chainsaw, Outboard Motor, Snowmobile and Pressure Washer

【RESETABLE HOURS】: TOT hours can be reset for use on other small gasoline engine, TOT working range is same as SERVICE timer: 0-99999H.

【SMALL ENGINE TACH】: Monitor engine RPM in real time with various engine firing pattern selections to keep a more accurate value; RPM measuring range: 0-30000RPM. Suitable for 2 stroke and 4 stroke small gasoline engine.

【BATTERY SAVING】: Battery capacity will be kept in good condition with insulating sheet before use or during transportation; Replaceable battery compartment and LCD screen shutdown can also extend the lifespan in case of free time.

【EASY INSTALLATION】: Easy to mount by screwing or gluing to any suitable position; Wire plugging design for motor signal detection, it is workable whatever wire shorten or extend(wire length: approximately 68.8 inches (1.75 m)).

【OTHERS】: Waterproof resistance by whole case design and sealed back ring; User data will be retained.