1x 5A BMS Board for DeWalt 18v/20v MAX Battery Low Voltage DIY Output Protection | eBay
High Capacity 18V 20V 4Ah 6Ah Battery Case PCB Circuit Board for DCB200 | eBay
DeWalt 20V Max 3.0Ah Battery Pack Teardown & Analysis
batteries - What should I change about this diagram to power and regulate this motor to make this a working model - Electrical Engineering Stack Exchange
DeWalt 20V Max 6.0Ah Pack Teardown & Analysis
4pack 10AWG Adapter for DeWALT 20V max Batteries Dock Power Connector Wire Robotics - - Amazon.com
DeWalt 20V Max 6.0Ah Pack Teardown & Analysis
Bushman Electronics
File:Contacts on DeWalt 20V Max battery.jpg - Wikimedia Commons