DEWALT DCK423D2 20V MAX 4-Tool Combo Kit with 20V MAX 2.0AH Compact XR Li-Ion Battery - Amazon.com
Amazon.com: XANAD Batteries Case for Dewalt 20v/60v Max XR Battery and Charger - Holds 20V 60V 2.0/3.0/4.0/5.0/6.0/9.0-Ah Battery, Charger - Carrying Storage Bag : Electronics