Evaporative Cooling Technology: Utilizes water evaporation to naturally lower surrounding temperatures and humidify dry air.Removable Water Tank: The 7-liter tank can be slid out entirely for easy cleaning and refilling.Detachable Filter: Promotes cleaner airflow by trapping dust particles and is completely washable.360° Rotating Wheels: Includes heavy-duty caster wheels at the base for effortless mobility between rooms.