The device has 8 arms; each arms has two seats. Eight planes circle around the rocket in the middle. Passengers can Press the action button at any time based on their wishes to make the plane up, down or stop. Exactly like the aircraft flying in the sky. It brings endless joy to passengers. The product uses high-quality glass fiber reinforced plastics, and have the feature of environmental corrosion resistance high stability and reliability and very beautiful,it is very welcomed and loved by market and children.