Unique 9-stage detection, filtration and purification system includes: 1. Air Quality Sensors; 2. Diagnostic Sensors; 3. Pre-Filter; 4. Electrostatic Dust Collector; 5. Activated Carbon Filter; 6. High-Performance HEPA Filter; 7. Germicidal UV Light; 8. Dual Photo Catalyst Nano-TiO2 Germicidal Sanitizers; and 9. Negative Ion Generation Filters pollen, smoke, air pollutants, odors, bacteria, germs, mold pet dander and more... Sophisticated dust and odor sensors automatically monitor air quality. System self adjusts based on air quality. Purifies nearly 800 sq. ft.