1.[Compatible Models]Our replacement filter is compatible with VEWIOR A1 Air Purifie-r, HQSC-50, HQKJ-80, AMEIFU AP01W, KOIOS HQKJ-50, Tailulu PUR0003 Air Purifier, Tailulu HQZZ-60 Air Purifier. (Please check the model number and product dimenstion of your air purifier before purchasing, thanks) 2.[Perfect A1 Filter for Housholds]The H13 HEPA air purifier filter can effectively work for pet odors and household smells, while also being equally capable of taking large particles of pet hair, particles, smoke, pollen, and other air pollutants. 3.[3 Stage Filtration] Replacment for VEWIOR A1 replacement filter designed with fine nylon filter, h13 grade true HEPA filter and activated carbon filter, these 3 filters work together to absorb 99.97% of particles down to 0.3 microns, your family will get fresh air and comfortable space for all the time. 4.[Valuable Pack of Filters]Get 2 pack for VEWIOR A1 Air Filter at a cost-effective price, your family will enjoy the benefits of top-notch air quality and long-lasting performance. Our premium A1 filter replacement are the right choice for you. 5.[Easy to Replace]Replacing the A1/AP01W/HQKJ-50/HQKJ-80/HQSC-50/PUR0003 air filter is easy. Depending on the quality of the air quality and the length of operation of the air purifier, it is recommended to replace the filter every 3-6 months. 6.[Customer Service]We value customer and purchasing experience. If you encounter any issues with our A1 replacement filter compatble with your VEWIOR Air Purifier A1, please our Customer Support Team. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.