This is the Blade Inductrix Ready to Fly Ultra Micro Electric Quad-Copter Drone. Utilizing an Electric Ducted Fan (EDF) system, the Blade Inductrix is part jet, and part quadcopter! The cylindrical rotor housings add significant durability and when carefully tuned, produce a smoother flight with less noise. The Inductrix ultra micro drone features innovative flight technology and is a machine you can fly just about anywhere, with a performance edge that makes your flight experience more fun than you could imagine.