- Perfect Compatibility : This replacement filter is specifically engineered for seamless integration with LEVOIT Core 400S and Core 400s-rf Smart WiFi Air Purifiers, ensuring optimal performance without any hassle. - Superior Filtration Systems : Equipped with a 3-in-1 HEPA filtration system, this filter combines a highly efficient activated carbon filter with a grade H13 HEPA filter. It captures 99.97% of airborne particles as small as 0.3 microns, effectively removing allergens, pet dander, and unpleasant odors, thus enhancing the air quality in your home. - Easy Installation Process : Enjoy a hassle-free experience with a tool-free installation process. Replacing the filter is quick and straightforward, allowing you to maintain clean air with minimal effort. - Use Scenarios : - Pet Owners : Combat pet hair and odors effectively, ensuring a fresher environment for you and your furry friends. - Allergy Sufferers : Breathe easier by filtering out dust, pollen, and other allergens from your indoor air, reducing allergy symptoms. - Smokers or Cooking Enthusiasts : Eliminate smoke and cooking odors, providing a cleaner, more pleasant atmosphere in your home. This replacement filter is essential for maintaining the performance of your LEVOIT air purifier, ensuring that you and your family can enjoy cleaner, healthier air every day.