)Cool,heater,Humidify,PTC heater 2)3Speed,Moving,8 hours Timer 3)RC,Ice box,Anion,LED Display 4)CE,CB certificate 5)OEM,ODM Function instruction of Heater 1. Cool: It will blow out the fresh and cool wind for you,the air temperature can be lower 3-5 degree.Especially in the dry heat area,the effect would be more obvious while using the cooler.2. Warm: It will blow out the warm or heat wind for ...