Daikin Streamer Humidifying Air Purifier MCK70UKS-T 1. Enhanced Streamer technology improves the decomposition and deodorization power of harmful substances by approximately 2 times. Decomposes harmful gases collected by the filter approximately 2 times faster than before. Quickly decomposes odor components collected by the filter, and deodorization power is approximately 2 times higher than before. 2. Industry-first "TAFU Filter" equipped for long-lasting dust collection performance. The highly water-repellent and oil-repellent material prevents dirt from spreading and reduces the loss of electrostatic power that affects dust collection performance. Maintains approximately 1.4 times higher dust collection performance even after 10 years compared to conventional filters. 3. Equipped with wireless LAN, allowing you to monitor and operate the indoor air situation with your smartphone. Clearly indicates the degree of indoor pollution with a 6-level display and the expression of our character, Pichon-kun. You can collectively operate air purifiers and air conditioners from outside the home using a dedicated application. Other Features Employs a double system of active plasma ions that are emitted and Streamer that sucks in and decomposes. Decomposes pollen and exhaust gas collected by the dust collection filter. PM2.5 compatible: Removes 99% of particles from 0.1 to 2.5μm with the main unit. Does not account for the entry of new particles from outside due to ventilation, etc. PM2.5 is a general term for fine particulate matter of 2.5μm or less. Works without any problems, and you can use it immediately upon arrival. In relatively clean condition with no noticeable scratches or stains. Please refrain from purchasing if you are sensitive to used items or seek perfection. Same-day shipping available!