Easy to Read: 6 digital display hour meter, easy-to-read, count range: 99999.9 hour, count accuracy: 0.01 With the hourmeter, you can now accurately keep track of the run times to perform oil changes and scheduled maintenanceProvide Data Reference: This quartz hour meter is specially designed for standard industrial timing and supplying data for the reference of maintenance duration for equipmentMulti-use: Mechanical Hour meter can work on any 12V-36V AC or DC device, widely used for Boats, automobiles, motorcycles, ATV, UTV, Go Carts, Snowmobile, Lawn Tractors, Shredders, Pumps, Generators and moreSmall Compact Size: Made of high quality plastic material, novel design, compact size, easy installation convenient to use. If you have any problem about our Boat Hour Gauge Tester, please just free to contact usFunction: Featuring waterproof and steady performance, the hour timer gauge is used for tracking time on machinery such as engineering vehicles, various types of cars and other device where there is a need to record hours operated