Milwaukee's first line of Cordless Compact Impact Wrenches in the M18 system. Powered by RED LITHIUM technology, the 2651-22 delivers best in class fastening speed. Weighing in at only 4.1lbs and measuring 5-3/4", this compact impact reduces fatigue without sacrificing power. With 2000 in-lbs of torque, Milwaukee is best in class once again. The 2651-22 has a 3/8' anvil with friction ring for quick and easy one-handed socket changes to increase productivity, while a built-in LED light illuminates the work surface. The Milwaukee M18 XC High Capacity RED LITHIUM battery features Digital Power Management with Overload Protection and a Temperature Management System to provide maximum tool life. The 2651-22 is also compatible with the M18 Compact RED LITHIUM Battery (48-11-1815.)