FAF Fresh Air Filter 24 months of use with protective and anti dust winding filter New Silver Ion Protective Amethyst Xiaomi Mi Air Purifier 1/2/3/ H /C/S pro All Series Compatible with Purple Filter + Anti Dust Air Purifier 1/2/3 / H / C / S / Pro Compatible High 2. New Version Carbonized Purple Hepa Filter - High quality New Generation Carbon Hepa Filter (Antibacterial high version) - High quality protective external activated carbon block filter - Pm 2,5 Particulate matter filtration - Main Filter Color: Purple All of These For you to breathe healthier air. - Contains organic metal salts of antibacterial agents that can prevent the transport of bacterial cells. - Helps stop the spread of pathogens that can cause disease. - It has high bending strength. - Cylinder shape allows 360 degrees of dust, hair, and other floating particles to filter out. - Height: 293 mm - Diameter: 200 mm