Amazon.com: Tenergy NiMH Receiver RC Battery with Hitec Connectors 4.8V 2000mAh High Capacity Futaba Battery Pack, Square Rechargeable Battery Pack for RC Receivers, Airplanes, and More : Toys & Games
4.8v 4 CELL NIMH STICK 4.3 – MAXXPACKS.COM
Traxxas Series 4 4200mAh NIMH 7-C Hump 8.4V Battery