Built-in advanced anti-vibration foam to reduce friction in transit * Does not use a small balloon pump in the activities of small interface when the interface connected to the live spin * Have a handle at the rear part,easy to move and carry * In the balloon pump chamber placed the power supply, pumps with automatic regulator,could according to the size of the balloon material and inflation adjusted pumping time and setting place. * Electric pump, built-in motor, acoustic sound is unavoidable