Highly Efficient Purification: Absorb 99.97% of particles 0.3 microns in size, such as pollen, dusts, pet dander and more. It provides coverage for areas up to 857 ft² (CADR 114 cfm for pollen, 104 cfm for dust, 84 cfm for smoke). 3-Stage Filtration: The filter holder serves as a pre-filter, and the H13 True HEPA/activated carbon combo filter captures 99.97% of particles down to 0.3 microns, including pet dander, smoke, odors, dust, pollen, and VOCs. Perfect for any room! 2025 New & Improved: The Oxy - Pure Mini Portable Air Cleaner features an all-in-one button for simple ON/OFF control and adjustment of 3 new and improved fan speeds—Low 16.5d - B, Medium 21.4d - B, High 37.7d - B—making it easy to select the ideal fan speed. Low Noise & Energy Efficient: The Nuwave air purifier runs as quietly as 16.5d - B on low speed, with minimal indicator lights to avoid disrupting sleep. It is Energy Star Certified with only 12W power consumption, which keeps annual electricity costs low. Nuwave Official Replacement Filter: Nuwave Oxypure HEPA Replacement Filter for Models 47501, 47502, 47513–Genuine HEPA 105 Filter. Search Title or ASIN B0C1THJ6NR for official part.