Pololu - Rechargeable NiMH Battery Pack: 6.0 V, 2200 mAh, 5x1 AA Cells, JR Connector
Amazon.com: Tenergy NiMH Receiver RX Battery with Hitec Connectors 6V 2000mAh High Capacity Rechargeable Battery Pack for RC Airplanes/RC Aircrafts and More : Toys & Games
Buy Wholesale China 2500mah 6v Nimh Sub C Battery Pack For Rc Cars & 2500mah 6v Nimh Sub C Battery Pack at USD 9.4 | Global Sources
5SC4200W : 6 volt 4200mAh rechargeable NiMH receiver battery pack for RC, made with Sub-C cells
Amazon.com: QBLPOWER 6V 2000mAh NiMH RX Battery Packs with Hitec Connector for RC Aircrafts and Walking Robot Rechargeable(1 Pack) : Toys & Games
Amazon.com: Blomiky 6V 2200mAh Ni-MH 5 AA Rechargeable Battery Pack with SM-2P Black 2 Pin Connector Plug and USB Charger Cable for RC Truck Cars Vehicles 6V NiMh : Toys & Games