Toss Fly: Just put this mini drone in hand, then gently toss it into the air to get a quick start. Super easy to begin your pilot dream. 21 Mins Flight Time: With 3 removable and chargeable battery, the drone can support longer flight time by replacing battery. A perfect gift for kids with much fun.. Excellent Air Performance: With circle fly function, this little drone will hover in a circle at high speed, bringing kids new exciting experiences. Besides, speeds can be adjusted at will, and great fun can be found in a cool 3D flips and rotation. Durable Quadcopter: Multiple protections can better avoid some problems like excessive motor consumption, extending the service life of the drone. Four guard rings greatly protect the propellers from collision. Altitude Hold: This feature makes control of the drone super-easy and great for beginners. When the throttle stick is released, the drone’s altitude will be locked at that height, which makes the drone suitable for beginners.