frame: Quad +4-16
configuration: +4
tubes width: 16mm
flight controller: Pixhawk with GPS
motors: 4 x SunnySky 3508, kv380
ESC: 20A, 2-4s
propellers: 17x5,5 inch
battery: 4s Multistar 16000mAh
gimbal: Feiyu-tech (powered from main battery)
camera: Xiaomi YI (powered from main battery)
flight time: 42 minutes

The copter has been designed to fly long and fold small.

Here is a test flight with normal movie speed, the battery was only 3s 5200mAh and the flight time was around 15 minutes, both the camera and the gimbal were powered from the main battery:

And the last movie, how the copter may be transported: