Make your living spaces more comfortable with the HoMedics TotalComfort warm and cool mist ultrasonic humidifier. It produces refreshing cool mist and germ-killing warm mist to keep 547-square foot rooms feeling fresh and clean. This versatile humidifier also has a built-in nightlight for ambiance and accommodates essential oils. | HoMedics TotalComfort Warm & Cool Mist Ultrasonic Humidifier - Black