Product Description A high CADR and high Capacity air purifier that uses state-of-the-art HEPA air purification technology and real time air quality monitoring to make the indoor environment clean and dust-free. KENT Alps + Air Purifiers use revolutionary HEPA technology that removes 99.97 % indoor air pollutants present in the indoor air. The air purifier uses three different mechanisms of Impact, Interception and Diffusion to trap the pollutants such as dust mites, mold spores which have more than 0.3 microns in size. KENT Alps + comes with real time air purity monitor and display of PM 2.5 for indoor air. The air purifier uses an advanced laser scattering technique to detect the level of PM 2.5 in a room on a real time basis. A digital screen displays the density of PM 2.5 in µm/m3 inside the room.