Jayron Digital LCD Inductive Hour Meter Hourmeter Waterproof for Marine Boat SnowBlower Inverter Generator Lawn Mower and Small Gas Engine-HM006A-M4 Blue-

Product :JR-HM006A-M4Induction design: Wrap the wire around the spark plug 4-5 times to workAttachment :Product?Cable tie*2?Screws*2?Signal wire component?User manual?White box?M4 bracket Product Functions: 1 Hour Meter (TOT) Function ? Display shows total running time of machine and remains visible. ?The total hours max value is 99999H;Total Hours reading displays from 0 to 9999.9H, 0.1H accuracy;Total Hours reading displays from 10000 to 99999H, 1H accuracy. ?The timing starts when the detected signal passes through the spark plug wire. It quickly stops running after the engine is turned off, so it does not mistakenly record excess time ?TOT hours are non-resettable. Automatic clearing when exceeding the maximum value. 2 Other Functions ? No battery required and connect to spark plug wire. ? Built-in battery: CR2430 270mAh ? Hole diameter: 2.5mm. ? Display window size?23.7*10mm ? Patent, CE ROHS certification. ? Waterproof rate: IP68. 3 Applications: ?This Hour Meter is suitable for Marine ATV Motorcycle gasoline fired generator snowblower lawn equipment dirt bike riding mower air cleaner chipper trimmer mower weed eater pressure washer lawn tractor and all gasoline engines.