E-flite 2500mAh 3S 11.1V 30C LiPo 12AWG EC3 Battery Capable of maximum continuous discharge rates up to 30C Equipped with balancing leads and a connector that are compatible with most balancers and balancing chargers Equipped with E-flite EC3 connector on main power leads Ideal for 15-size airplanes, 480-sized ducted fans, or as an upgrade for large park flyers providing longer run times. Ideal lightweight battery in 25-size airplanes as an alternative to the 3200mAh size.