I keep seeing the older kit being posted with the DCD996 hammer drill. That's still a great tool but if I were in the market, I'd spend a few extra dollars and get the newer kit.
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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.