FORT COLLINS, CO, USA, December 13, 2014: Radio controlled DJI F550 Flame Wheel hexacopter drone with propeller guards. This drone is assembled fr Stock Photo - Alamy
FORT COLLINS, CO, USA, December 20, 2014: DJI F550 Flame Wheel Hexacopter Drone, Assembled From A Kit, Flying In A Backyard Among Trees. Stock Photo, Picture And Royalty Free Image. Image 37713471.