The 4-in-1 elite collection incorporates both form and function to provide a superior air cleaning system. The simple, stylish design looks great in any home environment. Wi-Fi control from smartphone lets you manage your home environment from anywhere 24/7. SmartAQM and auto mode adjust speed to optimize room air quality. UV-C goes beyond filtration to attack bacteria and viruses. UV-C light is a chemical-free way to reduce the spread of germs on surfaces, in the air or water and is often used by hospital and water treatment plants. Common household allergens can trigger an allergy or asthma attack. HEPA filters trap 99.97% of particles down to .3 microns in size, reducing the airborne allergens in your home. Activated carbon filter captures odours created from cooking, pets and smoke.