Digital Force Gauge, Maximum Force Measured 220 lbf, Minimum Force Measured 0.05 lbf, Force Resolution 0.01 Kgf, 0.05 lbf, 0.1 N, 1 ozf, Force Accuracy +/-0.2 Percent FS, Measuring Units gf, kgf, lbf, mN, N, ozf, Display Type Digital, Includes AC Adapter, Calibration Certificate, USB Cable, Digital Display Screen Type LCD with Backlight, Number of Records Stored 1,000, Auto Power Off Yes, Interface USB, Manufacturer Warranty Length 1 yr