... circle working Product Name:Air and water Ozone generator parts with high Ozone cycle operation 24hours Product Usage:Home,indoor ... ,household,office,hotel,kitchen,restaurant,medical,hospital,industrialProduct Accessory:Air pipe, Air stone, Wall mounted, Manual, Warranty cardMainly Functions:1 ... Working: N202D, G320, N206 Air and water Ozone generator parts with high Ozone cycle operation 24hours