PowerStroke 18v Lithium-ion Drill / Driver Kit with 70 Piece Drilling & Driving Accessory Kit 1/2" Single Sleeve Keyless Chuck for Quick and Easy Bit Changes 2-Speed Gearbox for Use in High Torque or High Speed Applications 24 Position Clutch Allows the User to Choose the Ideal Setting for Every Job Lightweight and Compact Design Provides User with Maximum Comfort Charges Compact 18v Lithium-ion Batteries (2 included) in One Hour or Less