Amazon.com: 4.8V 2400mAh NiMH Battery Pack Rechargeable AA Battery with SM-2P Connector for RC Car RC Truck Tank 2 Pack with USB Charger : Toys & Games
BATTERY, NIMH 4.8V, USB MINI B, LIBRA/ELITE | Zefon International
Amazon.com: Blomiky 2 Pack F3 4.8V 700mAh AA Nicd Square Type Battery SM-2P Plug and USB Charger Cable for HY800 F1 F3 RC Boat and RC Bus RC School Bus F3 Battery
4.8V Ni-MH 800mAh AAA 4-Cell Rechargeable Battery Pack SM plug for RC Toys Car | eBay