Amazon.com: Powerextra 7.2V 3600mAh High Capacity Rechargeable 6-Cell NiMH RC Battery Pack with Standard Tamiya Connectors Compatible RC Cars, RC Truck, RC Airplane, RC Helicopter, RC Boat : Toys & Games
Amazon.com: GEILIENERGY 2 Pack 7.2V 3800mAh High Power Rechargeable NiMH Battery Pack for RC Cars,Electric Rc Monster Trucks,Traxxas with Tamiya Connector(Color May Change) : Toys & Games
NiCd Battery Pack: 7.2V 700 mAH for RC Cars: Nikko / Radioshack etc