4-in-1 Air cooler, heater, air purifier and humidifier. Remote control and panel control. Large 12L water tank supplied with ice pack. Generates negative ions to purify and sterilise output air. Hi-tech PTC heating element assures safer and rapid heating with two power options (1000/2000W). Adjustable airflow direction. Three selectable fan speeds. Up to 12 hour timer. Easy to operate and move around on castors.