... ,150W 3,big water tank ,45L 4,environmental air cooling fan 5.With CE Portable air cooling fan for factory OFFICE 1, ... functions of filtering,ventilation, air circulating, cooling, odor-dispellingand oxygen increasing suitable for open and half-open places. 4,Description ... soaked all the year around, and a long service lifeControl system: big LED display, blue background light; three-gear ...