Tachometer Contact and Noncontact Contact RPM Range 0.5 to 20 000 Noncontact RPM Range 5 to 99 999 Speed (FPM) 0.20 to 6560 Speed (M/Min) 0.05 to 1999.9 RPM Accuracy 0.05 Percent of Reading +1 Digit Working Distance 0.5 ft. RPM Resolution 0.100 (Less than 1000 rpm) 1 (Greater than 1000 rpm) Light Source Laser Display 5 Digit LCD Memory Last/Min/Max Standards CE Compliant