Klein's Compact Impact Driver for professional impact fastening and drilling applications offers 210 ft-lbs of max torque to get the job done fast. Engineered and designed by Klein Tools in the USA, the impact function makes this tool particularly useful for driving fasteners in wood, metal and concrete. The variable speed trigger provides better control. Users can change driving bits quickly with the 1/4-Inch quick connect chuck. Powered by 20V lithium-ion DeWALT batteries.Warnings Do not use to pry or chisel. Not insulated. Will not protect against electrical shock. Always use approved eye protection. Features Engineered and designed by Klein Tools in the USA Powered by DeWALT 20V lithium-ion batteries 1/4-Inch Hex Quick Connect with variable speed brushless motor Safety lockout switch Includes two 4AH batteries, charger and a carrying case DeWALT 20V 4 Ah Lithium-ion Batteries 210 ft-lbs of max torque for professional impact fastening and drilling Forward/Reverse/Lock trigger button LED light for better visibility Compact design for excellent balance and control in tight spaces or overhead applications DeWALT is a registered trademark of the Black & Decker corporation Torque: 210 ft-lb Voltage: 20V Speed: 0-2200 RPM Drive Size: 1/4 in Hex Quick Connect Number of Batteries: 2 Battery Type: Lithium-Ion Battery Capacity: 4 Ah Material: ABS, PA6, GF, TPE Brushless Motor: Yes Handle Type: Pistol Grip Depth: 18.5 in Width: 8.5 in Height: 7.25 in Weight: 6.5 lbs DownloadsSafety Data SheetVideo DownloadSpec SheetInstructionsBAT20CD_Manual.pdf