We offer Moose Utility Wireless Hour Meter. 

Features: 

• Hour meter keeps track of important maintenance times for oil changes, valve adjustments, spark plugs and more
• Usable with any gas engine
• Records and displays up to 9,999.9 hours; hours automatically roll over
• Includes log book to note oil changes, service intervals, etc.
• Peel and stick or attach with supplied hardware
• Connects to spark plug wire, so no batteries are needed
• Safely and completely encased in 100% epoxy
• Made in the U.S.A.