The side brush can reach deep into corners and edges to remove more dirt, dust and debris The HEPA filter is made of high-strength environmentally friendly materials, which can block most dust down to 0.3 microns. The filter can maintain the cleaning performance of the sweeper, while reducing the penetration of dust, pollen and other allergens into the air you breathe Helps clean the vacuum cleaner and makes your lifestyle healthier It is recommended to replace the spare parts every 2 to 3 months depending on the frequency of use to keep the machine running at its best performance 100% made of high-quality materials, environmentally friendly materials, soft and durable to use. Compatible Models Compatible for S10 robot vacuum cleaner Compatible for S12 robot vacuum cleaner Compatible for Mi Robot Vacuum Mop 2S Compatible for 3C robot vacuum and mop Model: B106GL, XMSTJQR2S, B106CN sets Accessories are not compatible with for S10 Plus robot vacuum cleaner. Accessory sets are not