Amazon.com: Blomiky 7.2V 2200mAh Ni-MH Rechargeable AA Battery Pack with SM-2P Black Plug and USB Charger Cable for Old Version 15 Channel 2.4G Huina 1550 550 RC Excavator 7.2V NiMH : Electronics
Nikko 7.2v Battery Pack and Charger Substitution
Amazon.com: Melasta 7.2 Volt 5000mAh High Capacity RC Battery, 10C Discharge Rate High Performance 6 Cell NiMH Battery Pack Compatible with Tamiya Connector RC Racing Cars, RC Trucks, RC Tanks, RC Boats :