Cordless Screwgun Kits Screw Gun Kit Autofeed No Chuck Size 1/4 in Battery Included / Bare Tool Battery Included Voltage 20V Max Torque Not Rated No Load RPM 0 to 4400 Clutch Style Adjustable Series 20V MAX XR Cordless Brushless Motor Yes Handle Type Pistol Grip Cordless Tool Battery Type Li-Ion Battery Capacity 4.0 Ah Battery Included (3) 21RV47 Battery Pack Replacement (3) 21RV47 Features LED Worklight Belt Hook Tool Length 9-1/4 in Tool Weight 2.8 lb