Amazon.com: Zeee 7.4V Lipo Battery 2S 50C 5200mAh Lipos Hard Case with Dean-Style T Connector for RC Car Trucks 1/8 1/10 RC Vehicles(2 Packs) : Toys & Games
Amazon.co.jp: Zeee 2S Lipo Battery Lipo Battery 4000mAh 7.4V 50C with T-Plug RC Battery RC Product Battery for RC Car RC Truck etc 2 Pack : Toys & Games
How to Choose RC Car Batteries to Reach the Best RC Car Performance