LiPo RC Batteries for RC Planes, Helicopters, Boats and Drones! LiPo Batteries (Lithium Polymer) are the latest craze, better than the older NiMh batteries. The new generation LiPo batteries are made up of multiple cells, each producing 3.7 volts of power. So a 1 Cell (1S) Battery is 3.7V, and a 2 Cell (2S) battery will give you 7.4v, therefore, a 3 Cell (3S) battery will give you 11.1v. You can find some of the popular brands here, such as Acehe, Turnigy, HPI and more!