General description Clean brushes help your home robot perform at its best. The side brushes are easily removed and replaced as part of normal maintenance. Filters maintain the robot's cleaning efficiency while reducing dust, pollen, and other allergens from entering the air you breathe. For best results, filters should be replaced every 2 to 3 months. Vacuum cleaner accessories are of high quality, made of high-strength and environmentally friendly materials. Technical specifications Type: Vacuum Cleaner Accessories Material: Plastic Color: As shown Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with Xiaomi Mijia 1C 2C STYTJ01ZHM and Dreame F9 Robot Vacuum Cleaner Package Contents: 2 * Main Brush, 6 * Side Brush, 4 * Hepa Filter, 2 * Cleaning Brush Usage Applicable occasions: Living room, bedroom, kitchen, etc. Suitable for surfaces: Wooden floor, ceramic tile, marble, etc.