Relieve that dry, itchy feeling with the Sunpentown SU-4010 Dual Mist Humidifier with ION Exchange Filter. This virtually silent helper effectively soothes your nose, lips, and skin, and makes breathing easier so you can get a better night's sleep! The versatile design can disperse either warm or cool mist, and the split nozzle delivers wide coverage so you can bring comfort to an area as large as 500 square feet with ease. Built to last, the humidifier utilizes an ION exchange filter that demineralizes and treats water to prevent scale build-up and prolong the life of your device. Cleaning brush included.