Levoit LEVOIT Air Purifiers for Large Home Bedroom 83m², CADR 400m³/h, Alexa Enabled, HEPA Filter & Air Purifier Replacement Filter 3-in-1 Fine Pre-Filter, HEPA & High-Efficiency Activated Carbon

Product 1: DIRTY AIR RELIEF! LOOK NO FURTHER FOR THE MOST EFFECTIVE LARGE-ROOM AIR PURIFIER ON THE MARKET! No need to struggle with cheap, ineffective and fake ""HEPA"" Air purifiers. From the intuitive app with its wide range of functionality to the award-winning sleek design, the Core 400S is hard to beat which filters your space in a matter of minutes

Product 1: LARGE PURIFICATION AREA + 360° AIR INTAKE--PERFECT CHOICE FOR YOUR LIVING ROOM/ OFFICE/ KITCHEN/ BEDROOM! The powerful VortexAir technology brings air in from 360-degrees, which is why it can purify your 83㎡ space 2x times an hour

Product 1: HEPA FILTRATION--GIVING YOU THE ABSOLUTE CLEANEST AIR POSSIBLE! The Core 400S not only traps particulate matter like dust, fur, lint and hairdown to the tiniest particles, zero-point-three microns! How big is a micron? a human hair is SEVENTY microns thick! You'd need 500 times magnification to see a single micron

Product 1: SENSITIVE AUTO MODE--SET IT AND FORGET IT! With exclusive AirSight Plus Technology, the air purifier measures air quality, automatically adjust the fan speed accordingly, and deliver real-time readings for you! It reads the air—so it can clean the air

Product 2: Protect Your InvestmentIt is highly recommended to use this officially designated replacement filter (Core 600S-RF) to keep your Core 600S air purifier at its best working efficiency and capacity, breathing fresher and cleaner air all the time

Product 2: Capture Large ParticleUltra-fine Nylon Pre-Filter captures large particles such as dust, lint, fibers, hair, and pet fur, also helpful to maximize the filter’s life

Product 2: Upgraded HEPASmart TechnologyOur HEPA Filter is safer than medical surgical mask materials and can achieve a better purification effect than traditional general HEPA. It captures 99.97% of dust and allergens as small as 0.3 microns such as household dust, pet dander, mold spores and plant pollen

Product 2: Eliminate Household OdorActivated carbon filter abosrbs the unpleasant pet odors in the air and eliminates household odors without worrying about second-hand pollution