See: Speedzone USA

Speedzone have introduced two hardcase silicon graphene LiPo battery packs. The Shorty battery is 5000mAh 120C pack that measures 96x47x24.8mm and weighs 208g. The standard 2S pack is 6500mAh 120C with dimensions of 138.5x47x25mm and weighs 296g. Both packs have 5mm bullet connectors and come with the battery leads and standard JST-XH balance plug.