Water mist fan:There are three series of water mist fan include of ZW10W-26ST and ZW10W-20RE/HP and ZW10W-20REZW10W-26ST series are centrifugal force technology.It is no nozzle jammed problem and required no filtration system or nozzles, no complicate pump connection and no requirement of complicate electrical cable. The mist fans are Include oscillating fan head, adjustable speeds control, adjustable mist volume control. This system will provide very comfortable water spray to clear the atmosphere; the surrounding air will be comfortable with clean, fresh and cool.ZW10W-20RE series are centrifugal force technology.It is no nozzle jammed problem and required no filtration system or nozzles, no complicate pump connection and no requirement of complicate electrical cable. The mist fans are Include oscillating fan head, adjustable speeds control, adjustable mist volume control. This system will provide very comfortable water spray to clear the atmosphere; the surrounding air will be comfortable with clean, fresh and cool.ZW10W-20RE/HP are nozzles with special high pressure technology.It is special nozzles with special high pressure technology, so dont need the big, separate and high price pump unit, it is all in one. This system will provide very comfortable water spray to clear the atmosphere; the surrounding air will be comfortable with clean, fresh and cool.