COWAY Air Purifiers for Home Up to 1,748 ft², HEPA Filter for Smoke, Allergies, Pet Dander, Odor, Air Quality Monitor, Auto & Eco Mode, Timer, Filter Indicator, 3yr Warranty, Airmega 200M White

[Coverage] Designed to clean spaces up to 874 sq. ft. in 30 minutes or up to 1,748 sq. ft. in 60 minutes. [HyperCaptive Filtration System] Combination of a pre-filter, deodorization filter, and HEPA Filter reduces 99.97% of 0.3 micron particles, including pollen and other allergens. It also reduces 99% of volatile organic compounds and odor. [Auto Mode] Constantly monitoring the air quality, the fan automatically adjusts to most effectively purify your space as needed providing a new level of clean in real time. [Eco Mode] When the air quality in the room remains purified for 30 minutes or more in Eco Mode, the fan will turn off to conserve energy, kicking on again when pollution is detected.