Jayron Self Powered Digital Tach/Maintenance/Hour Meter for Generator Lawn Mower Chainsaw Motorcycle ATV

Product : JR-HM032A-C1 Induction design: Wrap the wire around the spark plug 4-5 rounds to work. Attachment provided: double-sided tape;paper card,user manual;cable tie*2;battery CR2032. Product Features supplement: 1. When the engine or the timer is turned off,the data retained automatically and will not be clear 2. Multiple programmable firing patterns:1P1R,1P2R,2P1R,3P1R,3P2R,4P1R,5P2R,6P1R. Note:some 4 stroke 1 cylinder engine is 1P1R 3.When selecting stroke setting, if "hour" is selected, RPM is no longer displayed 4.Wrapped the wire around spark plug‘s Number of turns can be adjusted according to the specific situation 5. Fixing method: Velcro Installation & signal wire Installation Specifications: 1. Built-in CR2032 battery, replaceable 2.LCD Screen size 40.8mm×16.8mm 3. Standard wire length is 1750mm (5.74 ft) 4. Product size:68.5*34.9*17.2mm 5. Patent, CE ROHS certification 6. Surface Waterproof rate: IP65 Applications: This product can be used for Garden Tractor,Inverter generators,Zero turn lawn mower,ATV,UTV,Airboat,Leaf Blower,Pressure washer,chainsaw,Snowblower,Motorcycle,Dirtbike,Outboard Jetski, Pontoon boat,Hovercraft and etc.