Compatibility: This replacement filter is compatible with Proscenic P11, P10, P10Pro, P11 Pro, and U11 handheld vacuum cleaners. Please verify your vacuum model number before purchasing. Efficient Filtration: These filters help maintain vacuum performance and reduce dust emissions, improving air quality during use. Eco-Friendly Design: Made from high-strength, eco-friendly ABS materials, the filter helps keep your vacuum in optimal working condition. Replacement Filter: Ideal for replacing old or worn-out filters, helping to extend the life of your vacuum cleaner. Regular Replacement for Best Performance: As part of routine maintenance, the filter is easy to remove and replace. It is recommended to replace the filter every 2–3 months depending on usage to ensure consistent performance. High-efficiency filtration captures 99.97% of particles, helping to remove household dust, pet dander, and other allergens. Type: Vacuum Cleaner Accessory Quantity: 1 piece Color: Blue Material: Plastic Package Contents: 1 x Filter (only; other items not included) Note: Due to lighting and display differences, the color may vary slightly from the image. Measurement may vary by ±1–3 cm.