Works on any gas engine up to 2 cylinders and 8000 rpm

Maximum RPMs 8000

Suitable for all single and twin, two or four cycle gasoline engines operation within specified tachometer firing pattern

Firing pattern 1 spark = 1rpm

No Battery Required- connects to spark plug wire

Easy Installation- peel and stick, no wiring necessary, or attach with enclosed hardware

100% epoxy encapsulated casing resists water

Records and displays to 9,999.9 hours with automatic roll-over

Hour glass symbol appears and flashes on/off to indicate counting time

Track the Service Life of your vehicle- oil changes, valve adjustments, spark plus, etc.

One year warranty