Features and Benefits: Best power to weight ratio is offered as the tool provides 650 ft-lbs. of nut-busting torque at only 5.1 lbs. with a 5.0Ah battery.; 6.0" in length provides most access in tight spaces; Faster removal speed provides increased user productivity; Tri-LEDs deliver high definition lighting to increase workspace visibility with less shadows; 4-Mode DRIVE CONTROLT provides greater control over output speed and power. Includes auto shut-off and bolt-removal mode;