The PURIFY 5 is a unique True HEPA air purifier that has a new angle on comfort. With a vertical or angled stance it captures 99.97% of airborne particles ? including ultra-fine particles down to 0.3 microns in diameter. The LED filter indicators 4 Speed Settings and Electronic Controls make comfort effortless. The True HEPA Grade filtration Activated Carbon Filters trap odors and a range VOC?s ? delivering clean fresh air into homes. PURIFY 5 is designed for comfort and style. It is easy to adjust the sleet feet design to hit just the right angle in any space. PURIFY 5 brings its own kind of clever convenience and versatility Inhaling fresher air helps your heart and lungs stay in good shape improving your overall health and sleep quality. Be prepared for restful nights and peaceful days!