General description These 2PCS Hepa Filters for SV21 Mini are made from new, high-quality materials, ensuring a perfect match with your equipment. They are designed to help your home robot maintain optimal performance by effectively reducing dust, pollen, and other allergens in the air. Technical specifications Material: Plastic Package Contents: 2 x vacuum cleaner filter elements Measurement allowed error: +/- 1-3 cm Usage To achieve the best cleaning and filtration effect, it is recommended to replace the cleaning accessories every 2-3 months, depending on usage frequency. The filter functions to trap dust, dirt, and other impurities, preventing them from entering the robot's motors and extending its lifespan.