Floureon 2 Packs 3S 11.1V 3000mAh 30C Lipo Battery with Dean-Style T Connector for RC Airplane Helicopter Boat Drone and FPV (5.35x1.69x0.83 Inch) What You GetFloureon 2 packs 3s 11.1V 3000mAh 30C dean-style T connector lipo battery with 1 year warranty and friendly customer service. Voltage NotePlease check whether the battery surface is alright when you get it and whether the voltage is between 3.7~4.2V before using. SpecificationMaterial: Li-polymer; Battery voltage: 11.1V; Cell: 3S; Cell voltage: 3.6~4.2V; Capacity: 3000mAh; Discharge: 30C; Discharge plug: Dean-style T connector. Dimension5.35x1.69x0.83inch/pc; Net weight: 9.38oz/pc. All Floureon products sold by SEVESTO are comply with RoHS, CE standard. ApplicationRC airplane, helicopter, car, truck, boat, drone, FPV, Skylark m4-fpv250, Mini Shredder 200, Indy250 plus mojo 280, Qav250, Vortex and Emax nighthawk 250 (Only if the voltage, dimension and the plug match, then it will fit).