... is classified as below:Pneumatic control systemmotion chair,Hydraulic control systemmotion chair,Electromotive controlsystem motion chair etc. √ Water spray to face: ... , flight, etc,forward suspended, fall, up to see, rise etc.√Vibration: Built-in seat cushion inside, the function can ... free lifetime and be updated; 2years free for motion chair;1 year free for otherequipment, No warranty of consumables ...