GearWrench 85070 3/8-Inch Drive Electronic Torque Wrench 10 - 100 ft lb Sealed teardrop head for access, strength, and keeps contaminants out LCD screen with backlight for easy reading of torque values enclosed in a shock resistant housing Buzzer and red, yellow, green lights to alert user when target Torque is reached Converts foot-pound, inch-pound, and Newton-meter Features 4 simple buttons--power on/off, unit, Torque target up, and Torque target down