1. The dust box features built-in structural design with excellent sealing, large capacity, and easy disassembly. It is precisely engineered to match the equipment, effectively storing garbage and dust while preventing the release of harmful particles into the environment. Replacement dust box helps maintain optimal machine performance. 2. The filter helps maintain the vacuum's cleaning efficiency while reducing the release of dust, pollen, and other allergens into the air. 3. Includes a filter inside the dust box to help purify the discharged air. 4. Improves cleaning efficiency and extends the lifespan of the vacuum cleaner. 5. It is recommended to replace the parts approximately every 3 months, depending on usage frequency, to ensure peak performance. Easy to remove and replace as part of routine maintenance. Regular filter replacement helps maintain fresher indoor air. Type: Vacuum Cleaner Parts and high quality Compatible with Xiaomi MIJIA Dreame 1C/F9/1T vacuum cleaner Color: Gray and white Material: Plastic Package Contents: 1 x Dust Box 1 x Filter Only the above items are included; other accessories are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.