- Keeps track of important maintenance times including oil changes, valve adjustments, spark plugs, etc.
- Includes log book to record oil changes, valve service and more
- Usable with any gas engine
- Records and displays up to 9,999.9 hours; total hours is not resettable/erased
- Just peel and stick or attach with enclosed hardware
- Connects to spark plug wire; no batteries are needed
- Hours automatically roll over
- Safely and completely encased in 100% epoxy