This air purifier has a washable pre-filter—simply rinse it to extend the main filter’s lifespan, a sustainable, eco-friendly long-term choice.​ With a three-stage filtration system, its filter catches particles as small as 0.3 microns (pollen, dust, odors). It covers 2200 sqft, supplying clean air for living rooms, offices, bedrooms.​ This household air purifier has a special mode for boosted cleaning efficiency, capturing hair, dander, and odors effectively. Improve indoor air quality to enjoy peaceful times with your furry friends.​ Moreover, this HEPA air purifier has a dedicated aromatherapy compartment. Add a few drops of your favorite fragrance for diffusion—relax, focus, or unwind while breathing cleaner air.​ It also has intelligent Auto Mode and real-time PM2.5 monitoring. A PM2.5 sensor shows air quality on-screen. ​ Child lock stops accidental setting changes, ensuring stable use for families with kids.