3pcs 3.7V 600mAh Upgraded Li-Battery for Syma X5C X5A (Silver) Suitable for: X5C.X5A Capacity: 3.7V 600mAh It offers extra 7-10 minutes flight time than original battery Dimensions: (1.65 x 0.98 x 0.35)" / (4.2 x 2.5 x 0.9)cm (L x W x H) Package Includes: 3 x Battery