MJX is a one big and famous rc toy factory in toy marketing. Please review these information that it would help you to learn new technology : 1, Altitude mode with stable hover, You do not need to control throttel to hover in the sky 2, Automatic smart flight time, This is our new function, you just drawing a route line, then the drone can auto flying without control 3, WIFI camera with FPV function, to capture HD picture and video Any of question, please contact me Sincerely, By Scott