... :220V/380V 3.Effects:Snow,Rain,Wind,Flash,Air/water spray,shake others Chongqing Hu-man Technology Development Co. Ltd mainly ... , earthquakes and cabins vibration with 5HZ vibration frequencySpray functionIt can spray water and air to the audiences face and body.WindIt ... effectsIt can simulate rain, lightening, bubble and snow.3D Seat New 3D, 4D cinema products