Amazon.com: shuxia 14500/1000mAh 7.4V Lipo Battery Rechargeable Li-ion AA Battery Part for DE36W Remote Control Car 1:16 High-Speed Climbing Drift Racing Spare Battery (A, 57.5x51cm) : Toys & Games
7.4V 2S 650mAh 4.81Wh Li-Ion Battery SM Plug for RC Model Buggy Car Truck Racing Speedboat : Toys & Games
Amazon.com: Universal 18650 Battery Charger, Intelligent LCD Display Charger for Rechargeable Batteries Li-on/IMR/INR/ICR 14500 21700, Ni-MH/Ni-Cd AA AAA, Yonii D4 4 Bay : Electronics