Save money with this 2 pack of Venom Fly 30C 2S 300mAh 7.4V LiPo batteries with JST and E-Flite JST-PH plugs. Fly packs are specifically engineered for flight and help you pilot your favorite RC planes and helicopters to new heights. Produced using the best LiPo technology available, these packs are 5C fast charge capable, bred from Venom's racing heritage, and built for RC Airplanes and RC Helis. Includes dual power leads allowing you to adapt to a JST standard plug, or a JST-PH plug, a popular connector for many 2S E-Flite airframes. RC pilots, get ready for a long flight.