Portable dehumidifier or called. Dehumidifier with decompression Compression dehumidifier absorbs moisture from the air. By sucking air into the dehumidifier Cold coil air through the cold air that is sucked into the distilled water. This will get rid of the water sucked out of the room away. Cold coil through the air, it will be dry and cool Reheated to high temperatures and the release of air circulation in the room air humidity decreased. Or air is dried up.