Yooreal Digital Hour Meter Tachometer, RPM Gauge Maintenance Reminder Replacement Battery Backlight for Lawn Mower Generator Scooter Lawn Tractor Compress Leaf Blower Chainsaw Snow Blower Snow plows

✔️【MAINTENANCE TIMER】: Total running hours(TOT)/Partial timer（JOB）range: 0-99999 H,JOB can be reset;Adjustable maintenance interval time(SVC) range: 0-200 H.

✔️【TACH GAUGE METER】: Display RPM and Max RPM,all range is:0-20000 RPM,Alert RPM range:1000-20000 RPM.selectable refresh rate:0.5/1s.8 kinds of programmable firing patterns suitable for most gas engine.

✔️【BACKLIGHT HOURMETER】: 3 backlight modes to choose from:always-on, OFF and automatical mode.Green backlight will help to use it at night or the dim place, red backlight will display to remind the RPM exceed warning.

✔️【REPLACEABLE BATTERY】: Battery will be kept in good condition with insulation sheet before using or during transport; Replaceable battery and LCD shutdown also can extend the lifetime in vacant time.

✔️【MORE & AND AFTER-SALES】: Easy installation;signal wire can be shorten or extend.Extension cords must not exceed 3.5 m (11.48 ft) in length; Waterproof resistence by whole housing design and back O sealed ring.

✔️【AFTER SALES】：2 years after-sales and technical service（The YOOREAL store offers online service.When you miss the 30-day return window, please submit questions and concerns to our sellers through the Amazon platform.We will definitely solve your problem.）