The Bionaire 360 Degree Air Purifier is designed for medium-sized rooms in the home, featuring a powerful True HEPA filter to capture allergens, dust, odors, and pollen. With a timer control for 8 hours and 3 different speeds, this electric-powered tower purifier operates quietly and efficiently. Its portable design and 360-degree air intake system make it ideal for use in bedrooms and living rooms. The filter has a life of 8-12 months, providing clean, fresh air for your space.