ESI 329 Black 2.5"x 1.3" x 1.5" Small Engine Tachometer/Hour Meter

RPM in real time - Stable RPM readings on small engines. You choose the display update rate - twice per second or once per second. RPM Range: 0-20,000 RPM | MAX RPM - Viewable and resettable, you can record the engine's MAX RPM over time. MAX RPM can be viewed or reset at any time after engine is shut down | HOUR METER AND ENGINE/JOB TIMER TOTAL: This function records the accumulated total engine hours, up to 99,999 hours, in three different modes. This can be set for service intervals up to 200 hours | Specs - RPM: 0-20,000 RPM - Refresh rate: 0.5S or 1S - Hours: 0-99,999 hours - JOB hours: 0-99,999 hours - SVC hours: 0-200 hours - Hour meter resolution: .1H or 6 minutes - Battery: CR2032 coin type (replaceable)MULTI FUNCTION INSTRUMENT with high vis green backlit LCD display - IP68 Dust and Water proof - Can be permanently mounted on vehicle (includes Velcro 2 sided tape) or used for engine service.