Key Features 3-Stage FiltrationTraps smoke, odours, fumes, and at least 97% of airborne particles 0.3 microns in size, such as fine dust, pollen, and pet dander. AromatherapyAdd your favourite essential oils to the air purifier to tailor your atmosphere to your liking. High PerformanceIdeal room size of 14.4 m2 with patented VortexAir™ Technology. Ultra-QuietPatented QuietKEAP™ Technology reduces noise levels to as low as 25dB.