KELIWOW 20C 1S 600mAh 3.7V Rechargeable Lipo Battery for Q7(F328) Syma X5C X5SW X5SC X5A X5 and more RC Quadcopter Drone (2pcs) Quadcopter battery 3.7v 600mAh 20C Lipo Battery(2pcs) Exact replacement for popular quadcopter models: Keliwow Q7(F328), Syma X5C X5SW X5SC X5A X5 and more RC quadcopters Dimensions (Max.): 1.68 x 0.96 x 0.32 in Safety:Over Charge Protection and Short Circuit Protection Battery slightly fat then the original one