This set includes two high-quality Ovonic 7.4V 50C 2S 6200mAh hardcase lipo batteries with Deans plug. These batteries are perfect for powering your RC model vehicle or other electronic devices. The batteries have a capacity of 6200mAh and are compatible with a 1:8 scale. The batteries are made of lipo material and have a chemical composition of LiPo. They come with a JST-XH balancer plug and a Deans plug for easy discharge. The dimensions of the batteries are 137*46*24mm/5.39*1.81*0.94 inches (L*W*H) and they have a voltage of 7.4v. These batteries are reliable and long-lasting, making them a great choice for your RC needs.