1)Cool,Humidify,Air Fresher,add wet 2)Speed,Moving,7hours Timer,Anion 3)Remote Control,LED Display,Mobile 4)CE,CB,EMF,ROHS ... Functions and Feature of Portable air cooler ( air cooler,fan ) 1 ... just a light touch on the button or using a remote control within 5 meters.By the way,it is clear at ...