Powered by one CR2450 lithium battery. No external power connections are required
2 sets of intervals maintenance units (SVC SVC2) make it easy to program the time you need. No guessing when to change the oil and filter.When the time is reached, the LCD screen will flashing reminder
Digital Tach Hour Meter Tachometer RPM Counter for Boat Snowmobile Skis Motor Bike Go Kart Lawn Mower. Great for Gas Powered Engines Honda Yamaha Kohler Husqvarna Briggs & Stratton Small Engine
Key Features & Specifications: Resettable hour/job timer Recalls MAX RPM, a great feature for troubleshooting or tuning Waterproof (IP68 rating) 2 adjustable maintenance reminders (service1 from 0-50 hours. service2 from 10-250 hours) Easy to install, Reliable and simple to operate Fast 1 second refresh rate 5' 6" length on the main lead wire
NOTE: This tach will NOT work on ignition coils that are built into the spark plug cap.
This one model can be used on almost any 2 or 4-stroke gasoline engine with one to eight cylinders which makes it great for: Jetskis and Wave Runners Outboards & inboards Lawn and garden Motorcycles Snowmobiles