Amazon.com: 2s Lipo Battery, 7.4V RC Lipo Batteries 5200mAh 80C Hard Case with Tr Connector for Team Associa Losi RC Car/Vehicle/Truck/Buggy (2 Packs) : Toys & Games
7.4V 2500mAh Lithium Ion Battery Packs for Lighting - China 7.4V Lithium Ion Battery, 7.4V Battery Pack | Made-in-China.com
ProTek RC 2S High Power 30C Micro LiPo Battery (7.4V/240mAh) [PTK-5185] - AMain Hobbies