Designed for small size rooms, this warm mist humidifier increases the benefits of good air quality and provides relief from some of the harmful effects associated with dry indoor air. The unit produces a warm mist that can be seen and felt. It will run up to 24 hours on a full tank of water. Microban Antimicrobial Protection is built into key parts of this humidifier which will help to inhibit the growth of odor causing bacteria. It features 2 Speeds and a 1.2 gallon removable tank.