Features and Benefits: Fastest in its class at 2,600 rpm Hard hitting - up to 3,500 blows per minute High torque in light, compact, well balanced design Perfect for small engine and general automotive repair work Includes 14.4 volt battery (2.4 amp hour), and one hour universal charger packed in a heavy duty carrying caseVariable speed trigger for easy start up. Ergonomically designed with soft grip. Large, easy to operate forward and reverse shuttle lever. Working torque: 10-88 ft./lbs.; maximum torque: 88 ft./lbs.; blows per minute: 3500; free speed: 2600 RPM; length: 7.6";; weight: 4.34 lb.