Tachometer,6 to 99,999 rpm
06 Percent of Reading +/-1 Digit, Working Distance 20 ft, Light Source Laser, Display 5 Digit LED, Memory Last/Min/Max, Features Laser Non Contact RPM Measurement from up to 20 Feet Away, Standards CE Compliant, Calibration Certificate NIST.006 Percent of Reading +/- 1 Digit, Speed Accuracy +/-0.8 to 25,000, Noncontact RPM Range 6 to 99,999, Speed (FPM) 0.Tachometer, Contact and Noncontact, Contact RPM Range 0.