This product is sold directly from Hubitools.
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Combine Photo (non contact) tachometer (RPM) & contact TACH (RPM, m/min) -> easily detachable shaft
Measures RPM from 1 to 99999 (non contact) and 0,5 to 19999 (contact) and measures m/min from 0,05 to 1999,9
Kit includes reflective tape to affix to the rotating element to measure + contact adapters (3 different RPM adapters + surface speed wheel for m/min)
Wide measuring range and high resolution
Yellow green backlight makes sure that tachometer can work normally in any light circumstance
Memory call feature
Can be connected 6V direct current stable voltage power in favor of using for long time
Low battery voltage indication
New surface speed sensor with flute vials to measure speed and length of wire, cable and rope conveniently