TTO is the smallest available meter at 50mmx25mmx14mm(1.9"x1"x0.59") and has large, easy to read digits.
Easily mount it to any surface using either the standard peel-n-stick or optional bolt on mounting options.
* Works on all petrol engines (including newer fuel injected four stroke engines) * Tracks total hours on motor, non-resettable * Measures tach up to 20,000 RPM in real time * Measure and records max RPM, resettable * Spinning-arrow activity icon * 99,999 Hour Digital Display * Spinning-arrow activity icon