Powerful 11 AMP motor delivers efficient 1350-2750 BPM to tackle the most demanding jobs. Amps: 11,Blows Per Minute (BPM): 1,350-2,750,Case Included: Yes,Cordless: No,Impact Energy (J): 9.5,Rated RPM: 235-480,Variable Speed: Yes,Hammering Modes: Hammering only, hammering w/rotation