Voltage : 18 Drive Size : 1/4 In. Hex Battery Type : Lithium-Ion Battery Platform : Makita 18V LXT Torque : 530 In./Lb. Batteries Included : No Charger Included : No Case Included : No Weight : 3.9 Lb. Dimensions : 15-1/4 In. Warranty : 3 Year Corded/Cordless : Cordless Maximum Speed : 2000 rpm Impacts per Minute : 3000