Guaranteed Compatibility: This filter is specially designed for Core Mini-RF air purifier, ensuring a and easy installation. Please check your air purifier model before purchasing. Advanced Filtration Technology: These filters are engineered to maintain your air purifier's efficiency, reduce dust and allergen penetration, and improve air quality in your home. Perfect for homes that require high air purity. Eco-Friendly and : Made from materials, these filters not only support environmental sustainability, but also your air purifier runs at optimal efficiency for longer. Basic Air Purifier Maintenance: Replacing old or damaged filters is essential. These air purifier accessories help extend the life of your machine, ensuring your unit is like new every time you use it. Optimize Performance with Regular Replacement: To maintain optimal performance, replace your filters every 2-3 months depending on usage. These filters are easy to remove and install, and are an important part of daily air purifier accessory maintenance. Function: Consumables Use environment: Home use Material: Plastic Color: As shown Package Contents: 4 x Filter element 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.