4DRC F10 RC Drone GPS 5G WIFI 4K Dual Camera Foldable FPV Quadcopter 3 Battery

1 x F10 Quadcopter. Quadcopter Battery: 3.7V 1600mAh Lipo (Included). -5G wifi fpv distance can reach 2000m. A:It depends on the version you choose. Q:How many battery of this drone?. Q:Why the drone can not take off when using APP.