DEWALT 20V MAX XR Impact Driver, Brushless, 3-Speed, 1/4-Inch, Tool Only (DCF887B) and DEWALT 20V MAX Battery, 6 Ah, 2-Pack, Fully Charged in Under 90 Minutes (DCB206-2) - Amazon.com
DEWALT XR 20-volt Max Brushless Cordless Impact Driver (2-Batteries Included, Charger Included and Hard Case included) in the Impact Drivers department at Lowes.com
DEWALT 20V MAX XR Cordless 1/2 in. Impact Wrench (Tool Only) DCF891B - The Home Depot