Melasta 8.4V 4200mAh 7-Cells Flat Pack NiMH Battery with Traxxas Discharge Plug for RC Racing Car Toys Hobbies-Aliexpress
8.4v 1800mah Ni-mh High Power Battery Packs With Mini Tamiya Connectors Discharge Connector For Rc Toys Tank Car Airplane - Rechargeable Batteries - AliExpress