UROMA Air Revitalizer cleans and humidifies the air. Removes odors, dust, smoke and allergens from the air and returns clean, fresh and fragrant air back into the room. Soothe in style with 6 different color changing LED lighting patterns that matches every room and décor. The swirling water sound creates a calming environment. Add a few drops of your favorite essential oil for therapeutic effect. Enjoy spa-like experience in the comfort of your own home. Promotes better breathing and relieves stress. After a hectic day, walking into a home that smells enchanting immediately de-stresses you. Gently humidifies the air and eliminate dust and allergens. Covers up to 600 square feet.