Align T-REX500 Helicopter.
Retractable functionality.
Realistic military equipment refined version.
Belly of scale fuselage adopted 3K carbon ribs which could be resist ordinary crash, heat of rotation, and helps fuselage keep in shape.
Easy assembly, retractable landing gear with smart towbar design, just needs a single DS410 servo is enough to tow 3 sets of landing gears.
Non screw canopy cover design which convenient for battery's maintenance.