Multiple composite filters Powerful inner core for more thorough purification. Dual large capacity filter Layered purification The split structure can be evenly and fully in contact with the air to better absorb pollutants in the air. HEPA filter layer Use high-quality HEPA filter paper. It can effectively filter out particulate pollutants such as PM2.5, dust, dust , some and viruses. The PET filter layer filters PM2.5 and particulate matter, and the HEPA filter layer filters dust and . Applicable Models:for BP03 BP04BP06 972132-01 972133-02 (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:HEPAandPET Package Contents: 1 x Activated Carbon Filter 1 x HEPA 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.