Blueair Air Purifier Blue 4.0

POWERFUL AIR PURIFIER FOR LARGE SPACES: Quickly cleans rooms up to 705 sq ft in just 12.5 minutes and 3,385 sq ft every hour, helping create a healthier, more comfortable environment in large living rooms, open floor plans, apartments, and offices. ADVANCED FILTRATION FOR CLEANER, FRESHER LIVING: Blueair's advanced 7-stage HEPASilent filtration captures 99.97%** of airborne particles down to 0.1 microns, while OdorFence Technology helps break down odors, gases, and VOCs. WHISPER-QUIET PERFORMANCE: Operating as low as 23 dB, helping clean the air without disrupting sleep, focus, relaxation, or everyday activities. SMARTER PURIFICATION WITH LESS EFFORT: Control fan speed, schedules, and settings from anywhere using the Blueair app, while Auto Mode intelligently adjusts purification based on changing indoor air conditions. REAL-TIME AIR QUALITY AT A GLANCE: Built into the air outlet, the air quality indicator displays real-time pollution levels with 5 easy-to-read colors-from excellent (blue) to poor (red)- plus a subtle animation when actively cleaning. SCANDINAVIAN DESIGN THAT ELEVATES YOUR SPACE: A modern, furniture-inspired design doubles as a stylish side table while blending seamlessly into everyday living spaces. Customize the look with interchangeable pre-filters available in a variety of colors to match your space and style.