Replacement Filter for Levoit Air Purifier Core 400S Part Core 400S-RF H13 HEPA Filtration 5 Layers<br> CAREFULLY CHEK YOUR MODEL NUMBER to be sure this is the right filter for your Air Purifier. This filter is compatible with for air purifier models Core 400S, Core 400s-RF, Work just like the one that come with unit.<br> Cost-Effective Price: Value pack save much cost for your all year round air cleaning need. Higher level filtration performance for long time using, It is recommended to replace filters for every 6-12 months. Using an old filter lowers your air purifier's efficiency.<br> H13 True HEPA Technology : A higher grade true HEPA material was used with 360degrees Filtration, Captures 99% of particles down to 0.3 Micrometre in diameter. Improve your indoor air quality to breath and sleep easier, avoid sniffles and sneezing.<br> EFFICIENT ODOR REMOVAL: Activated Carbon Filter can filtering various unfavorable odors and fume, including volatile organic compounds (VOCs), tobacco smoke, cooking smell, as well as filtering pet odors to significantly reduce household odors, creating fresh and pure air for your family.<br> Easy to install: fit for LEVOIT Core 400S ,no more cutting for HEPA filter. Replacement your old filter without others tool, save your time and convenient.<br> Colour:White<br> Material:composite material<br> Package Contents:<br> 1 x Air Purifiers Filter<br> 1 x brush<br> Only the above package content, other products are not included.<br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note:<br> 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering.<br> 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you!<br> About Shipping:<br> 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly.<br> 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.<br> 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours<br> Hope you have a pleasant shopping experience!