Cordless Hammer Drill/Driver Kit, Voltage 12.0 V, Battery Included, Chuck Size 3/8 in, Brushless Motor Yes, No Load RPM 0 to 450/0 to 1500, Blows per Minute 0 to 6750/0 to 22,500, Max. Torque 280 in-lb, Max. Power 4969UWO, Battery Included 52KE43, Cordless Tool Battery Type Li-Ion, Battery Capacity 2.0Ah, Series 12V Max CXT, Tool Length 6 5/8 in, Tool Weight 2.4 lb, Clutch Style Adjustable, Handle Type Pistol Grip, Battery Pack Replacement 52KE43