Digital Tach Maintenance Hour Meter Tachometer RPM for Lawn Mower Generator Boat Outboard ATV UTV Motorcycle Motocross Dirt Bike

Digital Tach/Maintenance/Hour meter for Lawn Mower Snowmobile Boat Motocross Motorcycle Dirtbike Generator Skis Motor Bike Go Kart... This unit tracks of true engine RPM and running time for all types of gasoline engines. It is powered by an internal lithium battery. The operation of the Tach/Hour meter is triggered by 2 shielded and external lead (Red wire and Black wire). You should WRAP RED WIRE 5-6 TURNS AROUND SPARK PLUG WIRE and ATTACH BLACK WIRE TO ENGINE GROUND. The unit is triggered by the spark of the engine. When the engine is on, the display will read the RPM of the engine. When the engine is off, the display will switch to run time and remains visible. Accumulate Non-resettable Total Time of operation (99,999 hours). Total Hours resolution: 1Min/0.1H/1H. Record Resettable JOB Time of operation. Programmable 2 SVC Timer: SVC &SVC2 (SVC=Programmable Maintenance Interval). 7 Programmable Engine Firing Patterns. RPM Capacity: 20,000 RPM. Max RPM Recall. Turn ON/OFF operation. 3 Years Warranty Works With: 2 Stroke single Cylinder/ 2 Stroke 2 Cylinder/ 2 Stroke 3 Cylinder/ 2 Stoke 4 Cylinder/ 2 Stroke 6 Cylinder/ 4 Stroke single Cylinder/ 4 Stroke 2 Cylinder/ 4 Stroke 4 Cylinder/ 4 Stroke 6 Cylinder/ 4 Stroke 8 Cylinder/ 4 Stroke 12 Cylinder/ 4 Stroke 16 Cylinder Gas Powered Devices.