OPTIMUM PERFORMANCE — Powerful DC motor with 10 fan speeds effectively distributes humidity throughout the room, providing uniform humidification for up to 670 sq. ft. INTELLIGENT HUMIDIFICATION — EV3 senses how much humidity and airflow is needed to maintain your ideal environment and makes adjustments automatically. The 1.5-gallon capacity provides up to 2.9-gallon output over 24 hours. INTUITIVE CONTROLS — Touch-sensitive controls and a digital humidity sensor allow you to personalize your experience. Choose between 10 fan speeds and 7 output levels (35-60% or continuous output). INNOVATIVE DESIGN — The top fill tank was designed to make refilling a breeze. The tank can be removed for easy refills and cleaning, and the two wicks are simple to replace. SUPERIOR SUPPORT — Our standards are high, and so are your expectations. If our product doesn’t meet them, we’ll replace it, for up to 5 years. Products designed and supported in Andover, KS. Built to meet U.S. voltage requirements. Certified, safety-tested, and warrantied for use only in the U.S.