COWAY Air Purifier for Bedroom Home up to 810 ft², True HEPA Filter for Smoke, Allergies, Pet Dander, Odor, AQI Monitor, Auto&Sleep Mode, Timer, Filter Indicator, Night Light, 3yr Warranty, 100 White

[Coverage] Optimized to clean spaces up to 405 sq. ft. in 30 minutes or up to 810 sq. ft. in 60 minutes. [Auto Mode] Constantly monitoring the air quality, the fan automatically adjustes to most effectively purifiy your space as needed providing a new level of clean in real time. [Sleep Mode] AQI and touch button lights are turned off and the fan runs at the lowest speed to ensure good night's sleep [3-Stage Manual Fan Speed] Control your Airmega 100's fan manually with low, medium and high settings. [Air Quality Indicator] Pollution sensor communicates indoor air quality in real-time. Brightly colored LED lets you know how clean or dirty your indoor air is every minute of the day. You can turn off the light for sleeping. [Filter Alerts] The air filter indicator tells you when the filters need to be replaced. [Timer] Schedule the unit to purify 1, 2, 4 or 8 hours of use, and conserve energy.