MOTORING HOUR COUNTER - ENGINE OPERATING TIME WITH TACHOMETER FOR MOTORCYCLES, ATVS, SCOOTERS, BOATS, POWER GENERATORS, MOWERS, SAWS AND MORE AUTOMATIC START NO BATTERY REQUIRED SERVICE 1+2 FUNCTION RESET FUNCTION The counter will allow you to control the hours of operation rated engine hours in spark ignition combustion engines using spark plugs (2T, 4T). This will allow you to replace the appropriate engine components at the right time. Thanks to the counter, you will always know when to replace spark plugs, oil, filters, spark plugs or adjust valves. An additional function is a tachometer and the ability to set the 1+2 service and reset functions. The counter works based on electrical impulses in high-voltage cables. The meter can be easily installed in any place, and the wire only needs to be wound 4 times on the spark plug wire between the pipe and the coil. The product is small in size. It is resistant to shocks and unfavorable weather conditions - waterproof. PARAMETERS: Dimensions: 73.5 mm x 47 mm x 20 mm Color: Black Counts up to 9999.9 operating hours with a resolution of 0.1 h Automatic start after starting the engine Built-in battery - no batteries required INCLUDED: Hour meter Cable Box