Play: fold the two leaves of rocket volume Express into a spiral shape, hold the rocket volume express round handle in the left hand, tighten the transmitter in the right hand, loosen the left hand, and fly about 20 meters high at rocket volume Express, up to 40-50 meters. The biggest feature is that it can rotate and fall slowly. With its own led lights, it looks gorgeous at night and floats down slowly like colorful mushrooms. It is a good night toy with a market price of about 8-10 yuan.