Specification: Brand: Gens ace Name:7.4V 6800mah 50C 2 S Lipo Battery Battery type: Lipo Number of cells: 2 S Rated Capacity: 6800m Ah Rated voltage: 7.4 V Discharge rate: 50 C Dimensions: 25*47*138mm Weight: 311g Caution: Dont over-charge, or over-discharge batteries. Dont put it beside the high temperature condition. Dont throw it into fire. Dont throw it into water. Packaging included:1 X Gens ace 7.4V 6800mah 50C 2 S Lipo Battery