- Wide compatibility: Filter compatible with Tineco A10 Hero, A10 Series, A11 Hero, A11 Series, PURE ONE S11, S11 Series, and PWRHERO11 Snap Cordless vacuum cleaners. - High efficiency filtration: Replacement filters made of high-quality materials, durable and stable, designed to maintain effective filtration for a long time, supporting improved cleaning performance and strong suction. - Washable and reusable: After use, rinse with water to remove dust and dirt and maintain normal operation. Ensure the filter is completely dry before reinstallation. For continuous cleaning performance, replace the pre-filter every 3-4 months and the HEPA filter every 6 months. - Easy to install: Remove the old filter and install the new A10/A11 compatible filter in place for seamless cleaning performance. Use scenarios: - Regular home cleaning: suitable for living areas, bedrooms, and kitchens, especially in households with pets where extra filtration helps manage hair and dander. - Car interior cleaning: effective for seats, mats, and shallow crevices to keep the vehicle interior fresh. - Quick refresh between deep cleans: easy to swap in a fresh filter to maintain suction and filtration during frequent cleaning tasks.