AIRDOCTOR 3500i SMART Air Purifier, 3 Stage Filtration UltraHEPA Carbon/VOC. 

The AirDoctor 3500i is a powerful and smart air purifier that provides exceptional air filtration for your home. Circulates the air in 630 sq. ft. 4x/hour or in 1,260 sq. ft. 2x/hour. Its 3-stage filtration system, including an UltraHEPA and Carbon VOC filter, captures 99.99% of airborne particles as small as 0.003 microns, effectively removing allergens, pet dander, and harmful chemicals. With the ability to circulate air in spaces up to 1,260 sq. ft., the AirDoctor 3500i is perfect for bedrooms, living rooms, and kitchens. Featuring whisper-quiet operation, real-time air quality monitoring, and filter life notifications through a convenient app, this air purifier ensures your indoor air is clean, fresh, and healthy.

3-stage filtration system with UltraHEPA filter and proprietary dual-action Carbon VOC filter captures allergens, pet dander, and other volatile organic chemicals like formaldehyde.
Powerful enough to circulate the air in 630 sq. ft. 4 times per hour or 1,260 sq. ft. 2 times per hour, making it suitable for bedrooms, living rooms, kitchens, and more.
Smart capabilities allow you to control the air purifier from anywhere using the app, which provides real-time indoor air quality information and filter life notifications.
30% quieter than traditional air purifiers, with 6 fan speeds to customize your purification needs from whisper-quiet to boost.
Genuine AirDoctor replacement filters are designed to last 6-12 months, ensuring your air purifier performs to tested standards.
UltraHEPA filters are proven to capture 99.99% of airborne particles down to 0.003 microns in size, 100 times smaller than HEPA standards.
The app provides indoor air quality alerts, including information on pollen, ozone levels, AQI, particle counts, temperature, and humidity levels.