UniDargon FPV RC Foldable Drone S9 with 3D Flips 2.0MP HD Camera Live Video 2.4Ghz 4CH 6-Axis Gyro Quadcopter with Altitude Hold Gravity Sensor Large Capacity Battery Helicopter 3D FLIP:In order to meet different levels of operators,UniDargon S9 Drone have three speed mode which you can choose as you like,and equipped with flip function when you throw it.It can provide you cool and different flying experience.Please perform calibration before using 3D flips function and then unlock. HD FPV CAMERA:First Person View 120wide angle 720P HD Video Camera (2MP,1280720 Pixel) enable you to take aerial videos and photos with your iPhone or Android phone device.Wifi transmission system provides easy and fun FPV flight.You can store video in your phones and watch the video at anytime or anywhere. HEADLESS MODE AND ONE KEY RETURN HOME FUNCTION:Regardless of the aircraft at any angle,the direction of the remote control as the standard for flight,control is more simple,in this mode,even UniDargon S9 drone fly to far distance,press a key to return button drone can be easily recalled owing to built-in positioning. ALTITUDE HOLD:Powerful air pressure altitude hold function allow you to release the throttle stick and the drone will keep hover at it's current height.Easy for you to shoot quality images or videos.You can operate the drone on the App interface and enjoy more than 10 minutes flying experience. 2.4G 4CH AND 6-AXIS GYRO TECHNOLOGY:2.4G technology makes it possible for several models being played at the same time without interference.The 6-axis gyro offers extra stability for easy handling and 360 degree flips.The foldable design of drone is light and easy to carry with excellent quality.