Pollutants in our outdoor air are washed away one way by rainwater. Wash the pollutants from the air you breathe in your home the same way with the Globe Air Revitalizer. Bacteria, dust, pet dander allergens and bad household smells are literally washed out of the air, naturally, with water. Simply fill the bowl with water, add a few drops of the included aroma oil and turn on the rainstorm! The unit will pull the air from the room in, wash it through the water and aroma oil, and release clean, pleasantly scented air back into your room. The shimmering blue LED light emitted into the water and the whirlpool of swirling water will turn any indoor space into a zen-like atmosphere.Perfect for office spaces, bathrooms and small bedrooms.Smoke, dust, odors, pet dander and other allergens are washed out of the air you breatheNo costly filter to change, simply pour out the water and refillAdd a few drops of included aroma oil to make your space smell greatDiffuses aromatherapy oil without heatAdjustable speedCovers approximately 600 square feet