ITEM NAME:Led Motorcycle Wireless Speed Meter for Motorcycle Off-Road Vehicle Four-Wh I1Y9 Led Motorcycle Wireless Speed Meter for Motorcycle Off-Road Vehicle Four-Wh I1Y9 Specification: Weight: 0.07kg Measurement accuracy: +/- 5% Applicable models: All gasoline engines, marine, motorcycle, snowmobile, ATV, glider, golf cart, etc. Features: Easy to install without power or grounding 2. Track service oil, spark plugs, rings and valves 3. The flash alarm can be reset to clean the AIR filter within 5 hours 4. Reset flash alarm for 10 hours to change oil 5. Reset the Flash alarm to the service valve after 20 hours. 6. Record and display to 99999 hours. Shows the total number of hours when the engine is off. 7. Record and display the PAR timer, the time can be reset. 8. IP68 waterproof. colour:black Material:plastic Size:60*49 (mm) Package Contents: 1* timer.The flash alarm can be reset to clean the AIR filter within 5 hours. Reset flash alarm for 10 hours to change oil. Reset the Flash alarm to the service valve after 20 hours. Size:60 49 (mm). Record and display to 99999 hours.