Voltage : 20 Chuck Size : 5/8 In. Chuck Type : SDS-Max Battery Type : Lithium-Ion Motor Type : Brushless Battery Platform : DEWALT 20V MAX Batteries Included : No Charger Included : No Case Included : No Warranty : 3 Year Length (In.) : 11 Impacts per Minute : 980 Maximum Speed : 1060 rpm Corded/Cordless : Cordless Weight (Lb.) : 4.4