General description vhbw offers a high-quality, precision-fit HEPA filter designed for various Xiaomi Mi Air Purifiers. This filter effectively removes 99.97% of small particles down to 0.3 microns, making it ideal for allergy sufferers. The carefully selected materials ensure top filtration performance, extracting tiny dust particles and impurities such as household dust and pollen from the air. With an enlarged surface area, these filters provide thorough filtration of pollutants and odors, resulting in a more pleasant indoor environment and improved air quality. Technical specifications Filter type: HEPA filter Filtration efficiency: 99.97% for particles down to 0.3 microns Diameter: 20 cm Height: 29 cm Weight: 1055 g Color: white / grey Replacement cycle: every 3 - 6 months 3-stage filter system: pre-filter, HEPA filter & activated carbon Without RFID chip Compatibility and accessories Compatible with Xiaomi Mi Air Purifier 2H Compatible with Xiaomi Mi Air Purifier 2S Compatible