Product Details Air purifier features a three-stage filtration system that includes a pre-filter, HEPA filter and carbon filter to reduce odors and provide cleaner air. Three fan speed settings allow you to control the circulation of air in the room to accommodate your personal preference. Adjustable timer settings can be set to operate for two hours, four hours or eight hours to let you select how long you want the air purifier to operate until it automatically shuts off. Quiet operation prevents emitting distracting levels of sound for convenient use in nearly any setting. Air purifier is designed for rooms up to 270 square feet. Features 3-stage filtration system reduces odors and enhances air quality 3 fan speed settings accommodate your preferred level of air circulation Adjustable timer shuts down automatically to minimize operating costs Quiet design prevents distracting others in low-noise environments For use in rooms up to 270 square feet Product Specs Manufacturer Lorell MPN LLR00201 Model# 00201 UPC Code 035255002011 Application / Usage Remove Odor Assembly Required No Color White Country or Origin China