Lock the flight height, give you an easier control of the flight. It can release one of your hand in controlling vertical direction, just focus on forward, backward, left and right.
The quadcopter motors wear naturally the longer you fly it due to the heat generated. Please make sure to cool down the motors and receiving board after 2 or 3 flights to extend their durability.
Before sync, make sure the battery is fully charged, the ground is flat and horizontal, turn on the transmitter first and then the drone quickly, the two operations should be finished within 2 seconds, if you still have difficulty in binding, restart the quad and the controller and sync again.
Before you take flight, make sure the blades are installed properly, or it would tilt to one side or just spin around.
1 x Potensic U48WH Quadcopter
1 x 2.4GHz Transmitter (4 x AA batteries NOT INCLUDED)
2 x 3.7V 500mAh Li-Po Batteries(1 outside,1 equipped)
1 x SD Card
1 x Card reader
1 x USB Battery Charging cord
4 x Blades
1 x User Manual
1 x shade panel for phones
1 x screwdriver
Drone with HD Camera, Potensic U48WH UDIRC RTF Drone Quadcopter UFO with Newest Altitude Hold Fuction&HD WiFi Camera and 3D Flips Function (TF Card & Card Reader Included)