1. Fun ball can fly via the infrared sensor on the ball body above your hand. Colorful LED disco lights, ball with double wings looks adorable. Works both indoors and outdoors. 2. No battery required; simply charge via USB (includes USB charger). Made from ABS plastic, non-toxic and safe material. Ball body is crystal-like, with bright and beautiful disco LED lights when activated. 3. Easy to control: this is a hand-sensor-induced floating toy, rotates 360 degrees. When the flying ball ascends, place your hand under it to guide the flight. Your hand creates a certain interaction with this flying ball. Very fun and well-designed. 4. Set includes: 1 flying ball with 2 propellers, 1 USB charger, charges via any USB port. Charging time: about 30 minutes, flight time: 8-10 minutes. 5. Features induction launch and induction receiver on the bottom of the ball. When children press the power button, it automatically starts flying after 2-3 seconds. The flying ball can detect objects below or nearby and moves away intelligently. The toy will fall at a certain height. However, the induction function makes it easy to lift when children place their hands underneath. When the toy hits objects, it automatically shuts off to prevent damage.