20 Sheet 28 Inchx12 Inch Electrostatic Filter Cotton,HEPA Filtering Net for /Xiaomi Mi Air Purifier 1. Innovative technology: the use of electrostatic filter materials can effectively isolate particulate pollutants greater than 0.2μm in the air, and the dust filtration efficiency of 0.5μm can reach more than 95%.2. Extend the service life of the filter: effectively filter dust, pollen, bacteria and other pollutants in the air, protect the filters to reduce pollution. It can effectively extend the life of the purifier filter by more than double, thereby saving replacement costs.3. Improve service life: The pre-filter used in the filters of the finished product can effectively increase the service life of the filter, so that your filter can truly reach the service life specified by the manufacturing trademark.4. Low wind resistance design: When the wind speed is 0.5m / s, the wind resistance is as low as 3.5pa, which does not affect the wind speed.5. Compatible: This filter is compatible with Xiaomi Mi Air Purifier 1/2 / Plus, or cut it to a size suitable for air conditioners, windows, electric fans.colour:WhiteMaterial:fibersize:30 x 72cmPackage Contents:20 x Electrostatic Filter CottonOnly the above package content, other products are not included.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. About Dropshipping 1)We accept dropshipping, we have a lot of experience in dropshiping and will not put any ads and materials in the order. 2）We accept CSV file (Excel File) to handle order for bulk orders.You just need to pay at one order on .We'll handling your orders accoring to the excel file. you can send us CSV file which contacts all customerrsquos information (Name, Email, Full address etchellip) and order info( color, quantity).I'll offer total price. You just need to place one order on , after you pay for it. We'll load your file into o