Upgraded 7.4V 3400m Ah 25C Lipo Battery for Hubsan 501S 501A 501M RC Drone Quadcopter Description: Item Name: Lipo Battery Voltage:7.4 V Capacity:3400m Ah Power: 25 C Energy: 25.2 Wh Flight Time: 25 Mins Weight: 144g Dimension:105mm x 35mm x 20mm Usage: for Hubsan 501S 501A 501M RC Quadcopter Note: The drones in the picture are not included Package Included:1 x Battery