Tachometer, 2 to 20,000 rpm, Extech, Mfr#: RPM33

Laser Tachometer, RPM Accuracy +/-0.05 Percent of Reading +1 Digit, RPM Resolution 1 RPM, Maximum Contact RPM 20,000 RPM, Minimum Contact RPM 2 RPM, Maximum Non-Contact RPM 99,999 RPM, Minimum Non-Contact RPM 2 RPM, Maximum Non-Contact Distance 1 5/8 ft, Calibration Certificate Type Available Separately, Maximum Velocity Measured 6,560 fpm, Minimum Velocity Measured Not Applicable, Includes Carrying Case, Reflective Tape, Wheels for Linear Surface Speed or RPM Measurements