General description 100% brand new and high quality replacement parts designed for Xiaomi Mijia 1C, 2C, 1T, Dreame F9, and STYTJ01ZHM vacuum cleaners. Made of high-quality materials, these accessories are more durable and enhance the vacuum cleaner's performance. The side brush allows the vacuum to reach deeper into carpets for a thorough clean, while the HEPA filter effectively filters fine dust, preventing dust, pollen, and other allergens from entering the air. Technical specifications Material: Plastic Package Contents: 2 x Roller Brush 8 x Side Brush 8 x HEPA Filter 8 x Mop Cloth Measurement allowed error: +/- 1-3 cm Usage For optimal performance, it is recommended to replace the spare parts every 2 to 3 months. The uniquely designed brushes with rubber treads adapt to different floor surfaces, effectively removing everything from small dust to large deposits.