Don’t Wonder If It’s Working. Know It Is. Alen’s advanced particle sensor technology always lets you know the status of the air quality around you with vivid LED color rings. And when harmful particles are detected, Auto-mode can automatically adjust purifying power to keep your air pure 24/7.
Cleans 1,300 SqFt Every 30 Minutes. Our most quiet and powerful air purifier is perfectly sized for large rooms or open plan living spaces. From the main room to the master bedroom, the BreatheSmart 75i has you covered.