water cooler,evaporative air cooler,portableroom air conditioner,powerful portable evaporative air cooler,portable water airfanMain feature:-Casing: Adopted top engineering plastics with hi-strength, not easy to deform,UV-resistant and anti-aging,service life more than 10years-Fan:Adopted newly designed blade, sufficient air capacity & high pressure and with much less noise..-Motor:Anti-dust and moisture design, equipped top quality dual sealed bearings,free of maintenance.-cooling pad: Imported paper,very good water absorptivity and with high evaporation efficiency;specially formulated glue,green and environmental with long life.-Controling system: Big LCD screen,bule background light;three-gear even shift.Detail data as follows,