Blueair SP4i – Blue Signature Smart Air Purifier for Large Rooms up to 3385 ft²
Smart features in the highly rated, newly improved Blueair app. Powerful and Compact Air Purifier. Rapidly cleans 705 ft² in 12.5 minutes & up to 3,385 ft² in 1 hour. Ultra Filtered for Pure Air. Air Quality Indicator Light(s).