A A Alec Jun 6, 2015 DJI F550 problem after takeoff - please help. See following video: https://www.youtube.com/watch?v=fI7ArXd5pp0&feature=youtu.be
DJI F550 problem after takeoff - please help. See following video: https://www.youtube.com/watch?v=fI7ArXd5pp0&feature=youtu.be