NInE-ROnG Self Powered Digital Tachometer Hour Meter,Inductive Maintenance Waterproof Backlit Shutdown Tach/Hour Meter,Battery Replaceable,for Lawn Mower Tractor Generator and Gas Engine

Hour Meter----Accumulates the total of hours of engine operation, which cannot be reset, the maximum hours is 99999H; there is also a resettable single timing channel "JOB"，JOB range：0-99999H.

Tachometer----Accurately records the RPM when the engine is running; Programmable for different engine ignition modes, contains 8 firing patterns: 1P1R/1P2R/2P1R/3P1R/3P2R/4P1R/5P2R/6P1R; RPM range: 0-20000 RPM; Records the maximum RPM;You can also set a alert RPM and an optional refresh rate of 0.5/1s.

Maintenance Reminder----Helps to remind the engine to perform maintenance, programmable maintenance intervals in countdown mode, SVC setting range: 0-200H. When the maintenance interval reaches 0, the "SVC" icon will flash to remind the engine.

Backlight----This product has 2 colors of backlight: red and green. The LCD screen displays red backlight when warning ; the green backlight can help you to read the data better in the dark environment.

Others----Built-in replaceable battery CR2032; Waterproof rate: IP65; Single screen display a function, if there is no operation on other screens for more than 10 seconds, it will automatically return to the main screen.