Koso digital RPM & hour meter

- The mini RPM & hour meter is designed for the off-road bikes and not only
- The meter works with the inner battery, so it can be used on off-road bikes without a battery
- With the engine hour function, it will be very easy for you to know how long the engine has run
and when you need to do the maintenance
- The RPM and RPM recall function will give you the Engine RPM by just wrapping
a single wire around your spark plug wire