Gasoline Engine Instrument Speed Tester Waterproof For Motorcycle ATV Lawn MowerFeatures: brand new and high qualityGreat for Cart Engines operating in the 25,000 + RPM range.Work on any 2 or 4 stroke gasoline powered engine.With Reset to Zero Hours function, the hour meter reads up to 10000 hours and then resets to Zero & The tachometer can read up to 99,999 RPM.Programmable Maintenance hour setting with service Icon, a reminder when to change oil or other service.SplashProof & Easy Installation.Specification: Material: ABSSize: As ShownType: 2 Kinds OptionalPackage Includes: 1 x Tachometer Meternote: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.