The Oransi Finn HEPA Air Purifier is designed for small to medium sized rooms like a bedroom or office - up to 400 sq ft (20' x 20'). Designed to remove airborne dust, pollen, pet dander, mold, hair and other solid particles. Features a carbon pre-filter to help with light smells and odors. The HEPA filter purifies more than 98% of all particles. The UV germicidal lamp helps with mold and bacteria. Simple to use, low cost to operate and ready to use out of the box. With its tower design it can be placed near a wall so is a perfect air purifier for a bedroom or office. The Finn has a small footprint and modern design. With its tower design the Finn HEPA air purifier fits nicely in any room. No wasted space since it is compact. Attractive neutral color and cool contemporary design that will match any décor. No air by-passes the filters so all of the air is filtered. The Finn has a 2 Stage HEPA filtration plus UV. The UV-C lamp sterilizes the HEPA filter and can be turned on/off. The replacement filter indicator display alerts you when it is time to check the filters. Quiet operation with 3 fan speeds.