Convert any 3/8 in. drive ratchet or breaker bar into a precision torque wrench with this digital display torque adapter. Three LED indicator lights and a progressive audio notification alert the user when desired torque value is reached.High quality display for easy measurement readingsMemory function records last 50 torque readingsEasy-to-read digital display provides measurements in: ft. lbs., N-m, kg-mAccurate within +/- 2% clockwise and counterclockwiseTorque range: 5.9 to 59 ft. lbs.Battery(s) Required2 AAAAccuracy+/- 2% clockwise and counterclockwiseBattery typeAlkalineBattery(s) IncludedYesDrive Size3/8 in.MaterialABS housing, chrome vanadium steel endsShipping Weight0.80 lb.Torque Range5.9 to 59 ft. l