This 2-tool combo Kit includes the DCD999 20V MAX* 1/2 in. Hammer Drill/Driver with FLEXVOLT ADVANTAGE� tool technology. It gets up to 42% more power** when paired with FLEXVOLT� batteries (FLEXVOLT� Batteries sold separately). This kit comes with one DCF887 20V MAX* XR� Cordless Impact driver, two DCB205 20V MAX* 5.0Ah batteries, a fast charger, and kit bag.