Super helicopter line with our expectations, little flutter when connecting to the camera, the document is not very explicit. You just clear a small cable that is present in the helicopter and then plug it into the camera. The button knob that stabilizes the helicopter is on the right side of the joystick. Once these integrated elements lhélico meets its expectations, it is handy and looks solid. The film quality is decent, it's a little harder to take clear pictures. You can order replacement parts, which is an advantage. I noticed significant price variation of FYI we paid 49.90