Features of RPM Meter UT-372:
Apply a piece of reflecting tape to the object
Position the Meter on a flat place. Hold the Meter
50~200mm from the Tachometer light source to
the object under test.
Press ON/OFF button, the Meter is default to
enter the RPM measurement mode. Point the
Tachometer light source to reflective tape, the
vertical angle of the reflecting tape is not greater
The LCD displays the RPM reading.
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