Description: Self Powered Engine Digital Maintenance Reminder Tachometer contains tachometer(RPM), hour meter, service timers(SVC&SVC2), job timer(JOB) , Programmable max RPM reminder and backlit mode selection. Convenient to view the data,help to manage your healthy engine. HOUR METER Help to track how many hours you put on the engine;When engine is off, display shows total run time of engine and remains visible; TOT hours are non-resettable with 0.1 hours accuracy;Allows user to preset initial total hours to replace the old meter. MAINTENANCE REMINDER Programmable maintenance interval service timer(SVC&SVC2),countdown tracking service reminder time; When SVC times reached,the warning icon will be flashed and backlight turned to red; JOB timer used to measure the time of a particular work job, such as change oil,Air filter replacement etc,the value can be reset; JOB and SVC readings can be viwed directly by related buttons. TACHOMETER Record your RPM value accurately when engine is running, help to adjust engine idle;Different engine firing patterns can be programmed; Programmable RPM Alert,Red backlight display and warning icon flashes; Recording and recall engine MAX RPM; Programmable RPM measurement range selection mode for improved RPM data accuracy. OTHER Easy to install; Contains detailed instructions for use; Green Backlit Display ,Programmable backlit mode; Battery replaceable, User shutdown; Data retained after shutdown; Waterproof rate: IP65; About Item: The product is suitable for gasoline engines. For different engines on the market, the product is set in 01/02/03 mode. 02 mode is suitable for most engines and RPM readings are accurate, so 02 mode is the default. If the 02 mode reading is twice as small as the actual speed, adjust to 03 mode. If the 02 mode reading is twice as large as the actual speed, adjust to 01 mode. Specifications: Name: Backlit Large Screen Digital Engine Tachometer with Clock Alligator Clip Function: Test speed of gasoline engine RPM Range: 0-18000RPM Timing Accuracy: 0.1H Timing Range: 0-9999 H wire Length: 2200mm screen size: 40*22mm N.W/G.W: 76g/86g Housing Material: ABS Refresh Rate: 0.5s RPM Accuracy: ±10 Suitable for: chainsaws, lawn mowers ,boat ,motorboat ,motorcycle, and so on. Package includes: Tachometer×1 Alligator clip sensing wire×1 CR2450 Button battery×1 O-ring×3 Manual×1 Bracket×1 Feature 1: Digital Hour Meter Feature 2: Tachometers Feature 3: Motorcycle Tachometers Feature 4: Motorcycle Hour Meter Feature 5: Motorcycle Equipments & Parts Feature 6: Maintenance Reminder Feature 7: Instruments & Gauges Feature 8: Digital Engine Tachometer Item 1: LCD Hour Meter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store