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blueair protect 7470i smart wifi air purifier:

24/7 PROTECTION: Against viruses and bacteria with GermShield technology that kills 99% of germs caught by the filter;

CLEAN AIR IN MINUTES: Blueair’s HEPASilent dual filtration delivers up to 45% faster cleaning & up to 67% less noise than traditional HEPA filtration alone; Quickly cleans 418sqft large room in about 12.5 min or up to 2,000sqft XL space in 60 min, on high

IN-APP FEATURES: Auto adjusts to maintain optimal air conditions; 3 advanced sensors; Real-time updates track clean air progress