New Small Engine Tach-hour sierra 56969p

Sierra
18-56969P
Tach-Hour Small Engine

Tach-Hour Small Engine
For any gasoline motor up to 2 cylinder. Displays RPM up to 9000. Allows hour monitoring for even the smallest outboard motors. Great for 2 or 4 stroke. Displays RPM when running total hours when off.
Features:
No power or ground required
Water and shock proof
Automatically turns on and off with the engine
Displays up to 9999 hours
10 year internal battery lifetime