DEWALT DCK2100P2 20V MAX* Hammer Drill and 20V MAX* Impact Driver with FLEXVOLT ADVANTAGE™ Combo KitTake advantage of more power with 20V MAX* tools featuring FLEXVOLT ADVANTAGE technology. 20V MAX* tools featuring FLEXVOLT ADVANTAGE technology recognize FLEXVOLT batteries to deliver more power than with standard 20V MAX* batteries**. This 2 tool combo kit includes (1) 20V MAX* 1 2 in. Hammer Drill Driver with FLEXVOLT ADVANTAGE technology, (1) 20V MAX* XR Impact Driver, (2) 20V MAX* 5Ah batteries, (1) charger, and a durable storage bag for