Lifesmart HEPA Air Purifiers with Ultraviolet Light Removes and Kills Up to 99.9% of All Indoor Pollutants. Everyone needs this in their home especially during allergy, cold and flu season. UV Light Sterilization Kills Bacteria, Germs, Odors and Allergens in the Home. Perfectly circulates airflow for full room coverage. Ideal to keep you safe whether at home or in your office space.