Udi Free Loop Inverter RC QuadUdi Free Loop U27 Solo Flight and Double Flips Easier Flip and Inverted Flight 180 Flip Button for more convenient and interesting flying Easier flying with Headless Mode, which makes it possible to keep flying even the fuselage direction can not be recognized. INVERTED MODE AND 180 FLIPS: The first RC quadcopter on the market that flies upside down! Roll into "Inverted Mode" with just the push of a button. After 180 inversion it is capable of flying