Digital LCD Photo Tachometer Non-Contact RPM Meter Motor Speed Gauge Gun Style Meter Gauge with Data Record Function Reflective

important: Package included reflective sheeting tape, you must stick this tape(cut-to-size) onto the object and begin measure)No-Contact Gun type digital tachometer with stable performance.

Automatic and Manual Measurement Functions.

Readings are displayed on a large, easy-to-read LCD screen; stores last, minimum, and maximum reading; features auto-zero adjustment

Measure RPMs of motors, machinery such as circular saws, speed of a lathes and other rotating devices

Accurate to +/- 0.02 percent and capable of measuring at a distance from 2-20 inches(50-500mm); measured over 0.5 second sampling time (above 120RPM)

Usage: Reflective sheeting tape should be stick on the object before using the Tachometer

Data Record Function: recording 60 reading values

Automatic and manual measurement selectable