Specification: Battery type: Lipo Number of cells: 4 S Rated Capacity: 1550m Ah Rated voltage: 14.8 V Discharge rate: 45 C Configuration: 4S1 P Connector Type: XT60 Balance Connector Type: JST-XHRDimensions: 33*36.5*72mm Weight: 178g 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 TATTU 14.8V 1550m Ah 45C 4 S Lipo Battery