A cool way for adults and children to learn and experience aviation physics: angular momentum conservation + Bernoulli principle. The flight trajectory can be controlled by changing the ball's angle;Magic flying ball can climb straight into the air on its own, before it comes back down for a safe landing in your palm.can perform more incredible aerobatic tricks and stunts | Impress your friends and family: after a bit of training you can easily master the special effects of whirling, straight-line flight and manoeuvring of corners. Very easy to control: just adjust the angle to change direction of travel | Entertainment and fitness: it's a fun way to exercise and improve eye and brain coordination. An innovative way for the children to put down their mobile phones and move. Best gift outdoor toys for kids ages 8-12 | Colorful light USB Rechargeable: the flying ball changes colors in flight, most cool at night, your flying ball toy will look like a neon shooting star when you launch it across the sky.Built-in rechargeable battery with fast charging time. Our flying saucer mini drone can be charged through any USB port | Safe and worry free: all moving parts are covered by the surrounding structure, built-in acceleration sensor helps to avoid collisions and locked rotor detection ensures further safety. The built-in rechargeable high-performance battery and USB charging interface helps to conserve energy and protect the environment