Alive Air Purifier 9 Stage Allergy with Hepa, Carbon, UV, Negative Ion, Prefilter, Photocatalytic, Tio2, and more 10 Technology Air Purifier Unique 9-stage detection, filtration and purification system includes: 1. High-Performance HEPA 3. Dust collecting Pre-Filter; 4. Germ & Virus Killing UV Light; 5) Electrostatic Pollution Collector; 5. Odor & Gas Carbon Filter; 6. Nano-TiO2 Sanitizers; 7. Negative Ion Generaor 8. Air Quality Sensors; 9. Diagnostic Sensors 10. Auto Sensors Removes pollen, dust, smoke, air pollutants, odors, bacteria, germs, mold pet dander and more... Cleans and Purifiers over 825 SQ. FT. Quiet operation with a low 20dB sleep setting With a Fan Motor rated for over 100,000 hours (12 years running @ 24/7)