DEWALT XTREME 2-Tool 12V MAX XR Brushless DrilI/Impact Driver with Bag (2-Batteries and Charger Included) in the Power Tool Combo Kits department at Lowes.com
DEWALT DCB122 12V MAX* 2AH LITHIUM ION BATTERY - Amazon.com
Battery Adapter For Dewalt 12V -RC Robotics Power Dock Output Connector DIY* | eBay