the new RL-HM032R Digital Backlight Multifunction Tach/Hour meter. It can work on any 2 or 4 stroke gas engine up to 8 cylinders.It has a powerful timing system, RPM measuring system, as well as some other unique function design.
Timing System Including: accumulating total running hours TOT, recording partial running time JOB,maintenance timer can be set freely to 0-200 hours SVC , etc.
RPM Measuring System Including:measuring current engine RPM,recording and viewing engine MAX RPM,and setting overspeed warning function,refresh rate can be set 0.5S or 1S,etc.
Unique Design Including: easy installation,replaceable CR2032 battery,data stored automatically after replacing the battery,green backlight large LCD design,etc.
In addition, the products have got CE and ROHS certification. It has a patent both in China and in the United States .