General description 100% brand new and high quality, this set of spare parts for the Xiaomi Mijia OMNI Infinite Robot Vacuum-Mop 1S B116 is made of durable materials. The side brush allows the vacuum cleaner to reach deeper into carpets for a more thorough clean, while the HEPA filter effectively filters fine dust, preventing dust, pollen, and other allergens from entering the air. Technical specifications Color: as shown Material: plastic Package Contents: 2 Roller Brushes, 4 Side Brushes, 4 HEPA Filters, 4 Mop Cloths, 1 Clean Brush Measurement allowed error: +/- 1-3 cm Usage For optimal performance, it is recommended to replace the spare parts every 2 to 3 months. The unique brushes with rubber treads adapt to different floor surfaces, effectively removing everything from small dust to large deposits.