Tachometer Contact Contact RPM Range 0.5 to 19 999 Speed (M/Min) 0.05 to 1999.9 RPM Accuracy +/-0.05 Percent +1 Digit Speed Accuracy +/-0.05 Percent +1 Digit RPM Resolution 0.001 to 1 Display 5 Digit LCD Memory Max/Min/Last/96 Extra Readings Features Automatically Records Max Min Last Value As Well As Up to 96 Data Points During Testing Indicator Battery Replacement Standards CE Compliant Calibration Certificate Available Separately Velocity 0.05 - 1999.9 m/min