and high quality Made of high-strength environmental protection materials, safe, non-toxic, durable It can help to remove up particles as small , viruses, allergens, small dust particles, ,dust and bacteria, purify indoor air, prevent it from being polluted, and prevent secondary pollution It can be easily removed and replaced as part of normal maintenance. In order to keep your room fresh at all times, it is recommended to replace the filter screen every 3-6 months Filter screen replacement: replace the filter screen, start up the machine, reset the purifier, and then it can work normally Replacement part number: FY1410 Fit Model: for AC1215 colour:White Material:HEPA Package Contents: 4 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.