Key Features and Specifications: Filtration Efficiency: Captures 99.9% of large particles (pollen, mold spores) and microscopic ones (smoke, smog, dust, bacteria). Coverage and Area: Suitable for medium and large rooms (e.g., 34 sqm for model FAP03 or up to 66 sqm for model FAP-C03-WS-2G). Performance: 3-speed fan and quiet operation. Filter: 2-in-1 filter, with a built-in indicator to alert the user to change the filter. Design: Features an easy-to-remove cover and a design suitable for bedrooms, offices, and kitchens. Maintenance: It is recommended to change the filter after 3 months of continuous use to ensure performance. This purifier is an excellent choice for reducing allergens and unpleasant odors in the home. *Note: A new internal filter needs to be purchased.