Exactly what I needed. I only had one filter that came with the vacuum and waiting for the sponge filter to dry so I could use it was a pain. Now I have three of these and they can take their time to dry.
Xiaomi Mi Robot Vacuum-Mop Essential Robot Vacuum Cleaner, white
284 Review
Robot vacuum cleaner Roborock S5 MAX Global, black
298 Review
Dyson V8 Absolute: The Ultimate Cordless Vacuum for Effortless Cleaning
142 Review
Xiaomi Mi Robot Vacuum-Mop 2 Lite RU robot vacuum cleaner, white
198 Review