Replacement brushes have rubber blades instead of some brushes. This will make the cleaner MUCH louder than before, and on carpets the cleaner will stop and give the "Tangled brush" error. The original brush had all soft bristles, no rubber blades.
Xiaomi Mi Robot Vacuum-Mop 2 Lite RU robot vacuum cleaner, white
198 Review
Vacuum cleaner Deerma DX700, white
240 Review
Dyson V8 Absolute: The Ultimate Cordless Vacuum for Effortless Cleaning
142 Review
iRobot Roomba 692: Smart Robot Vacuum with Wi-Fi, ๐ค Alexa Compatibility, and Pet-Friendly Features for Effortless Cleaning on Any Surface
138 Review