The Digitool Solutions Digital Torque Wrench is a simple-to-use digital readout wrench that displays real-time torque values in any of three torque units: ft/lbs, in/lbs and Nm. This wrench features a five-alphanumeric digit LCD display, and uses two AA batteries for up to 500 hours of continuous use. A three-light LED/Tone/Vibration notification system alerts users. This tool provides ratcheting angle memory and has three modes: Track, Peak or Angle. The torque accuracy of the wrench is +/- 1 percent from 10-100 percent of full scale and angle accuracy is +/- 1 degree at 90 degrees rotation.