Digital Force Gauge Range 10N Resolution 0.01N Accuracy +/-0.3 Percent FS Measuring Units kg lb N oz Measurement Modes Peak Mode Real Time Track Mode Display 4 Digit LCD Power Source Rechargeable Battery or Included AC Adapter/Charger Auto Power Off Yes Sampling Rate 1 000 Hz Memory 500 Data Points Output Type USB or RS-232 Includes AC Adaptor/Charger USB Cable Calibration Cert 6 Attachments (Hook Flat Tip Conical Tip Chisel Tip Notched Tip Extension Shaft)