* Cool-mist humidifier designed for medium-size rooms .* 2 Moisture output settings .* 1.0 Gal Tank Capacity.* This model draws air through a wet wick, creating a fine mist and no floor wetness. .* Easy to clean, carry and fill .* cETLus listed.* Low electric power consumption, Low noise, Safe to use.* The transparent tank allows to see remaining water.* The wick will trap impurities from the air and water and needs replacement once or twice per season.