BLUEAIR Air Purifier Large Room, Air Cleaner for Dust Pet Dander Smoke Mold Pollen Bacteria Virus Allergen, Odor Removal, for Home Bedroom Living Room, Washable Pre Filter, HEPASilent, Blue 211+ AutoAUTO ADJUSTS SO YOU CAN REST EASY: One touch auto mode uses a particle sensor to monitor pollutant levels and adjusts fan to ensure optimal air quality; LED indicator displays air quality status as excellent (blue), moderate (orange) or polluted (red)CLEAN AIR IN MINUTES: Blueairs HEPASilent dual filtration delivers up to 45% faster cleaning and up to 67% less noise than traditional HEPA filtration alone; Quickly cleans 550sqft large room in about 12.5 min or up to 2640sqft XL space in 60min, on highRATED BEST FOR LOWEST ANNUAL ENERGY CONSUMPTION: Quieter (23 dB) than whisper on low; ENERGY STAR rated uses less energy (4W) than an LED lightbulb on low so its kind to your wallet and the planetREMOVES 99.99% OF COMMON ALLERGENS: Helps reduce allergens and pollutants that trigger allergy and asthma symptomsREMOVES ODOR & PARTICLES DOWN TO 0.1 MICRON: Ideal for smoke & smog during wildfire season; Removes 99.97% of airborne particles like smoke, dust, viruses and pet dander, while the carbon filter traps light household odors from smoking, pets and cookingMOST AWARDED AIR PURIFIER BRAND IN THE US: Blue Pure 211 plus Auto has won Good Housekeeping 10 Best Air Purifiers of 2021, Best Overall Air PurifierINDEPENDENTLY TESTED FOR PERFORMANCE & SAFETY, ZERO OZONE: AHAM Verifide for CADR; Ozone Safety Standards Certified by CARB; Zero Ozone Verified (<5 ppb) by Intertek Sustainability Program; Trusted Education Partner of British Health Professional AcademyGENUINE FILTERS FOR OPTIMAL PERFORMANCE: Replace your filter every 6 months to ensure proper functionality & only use genuine Blueair filters; Shop 211 plus Auto replacement filter: B08WWS6XSG; Upgrade to SmokeBlock filter for enhanced removal: B0B453ZDZ6Product informationColorWhiteBrandBlueairProduct Dimensions13D x 13W x 20HFloor Area550.0Specification MetEnergy Star Certified, AHAM Certified, CARB CertifiedNoise Level23 dBParticle Retention Size0.1 MicronController TypeButton ControlWattage438 wattsItem Weight7.33 poundsManufacturerBlueairCountry of OriginChinaItem model number108693Care instructionsHand WashAssembly requiredNoNumber of pieces1Warranty Description1-year limited warranty. Extend warranty to up to 2-years with product registration on Blueair.com.Batteries requiredNoIncluded ComponentsAir Purifier, Fabric Pre-filter in Arctic Trail, Combination Particle + Carbon filter, User manual