* Multifunctional, one instrument combines PHOTO TACH.(RPM) & CONTACT TACH. (RPM , m / min, ft / min ).

* Digital display with no guessing errors.

* Wide measuring range and high resolution.

* The last value / max. value / min. value will be automatically stored in memory.

* The use of durable, long-lasting components, including a strong, light weight ABS-plastic housing assures elegant shape and ease of use.