[COMPATIBILITY]Premium 3-in-1 True HEPA filter compatible with for MYair 2780 2780A 27809 personal .Compared to Part 2801 filter. [3 STAGE FILTRATION SYSTEM]2801 filter is specially designed for personal air purifier 2780A to a best purifying performance.High quality 3-in-1 HEPA filter capture 99.97 percent of airborne particles(0.3 Micrometre). It can also capture harmful odors and volatile compounds in the home. [EASY TO INSTALL]Easy to replace,without any tool required. Simply remove the older and dirty filter and replace the new in your air purifier.For best performance replace the old filter [WARM MAINTENANCE TIP]Keep your air purifier running best by changing your filter regularly. it is recommended to replace your filters for 3 - 6 months. [Good Performance]Odor Removal Activated Carbon Filter design,It also absorbs harmful odors and volatile compounds in .Such as bedroom, living room, kitchen and office. It ensures that your home smells clean and all round the clock. Material: Plastic colour: BlackandGrey Package Contents: 2 x filter Only the above package content, other products are not included. Note: Light reflection 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.