April 2, 2015 I got it yesterday, the big size X900 tri-copter kit,
then today i open it box. let all see what’s inside a box.
my assembly 🙂
Install electric set 🙂
Install Flight control
Modify tail-tilt for stronger and no wobble
X900 Maiden flight
X900 test GPS position-hold and return-to-home (RTH)