This Duracraft Honeywell Cool Moisture Humidifier DH-830 in natural white is a cylindrical humidifier with a 1 gallon tank capacity. It has 2 speeds, adjustable humidity control, a humidistat, and LED lights. Suitable for various rooms, it humidifies rooms of medium size using cool mist technology. The humidifier includes filters and is Energy Star compliant. It operates on electrical power and is designed with a rotary knob control style.