Laser Distance Sensor LDS Lidar Motor For Xiaomi Roborock S50 S51 S55 Cleaner | eBay
We used the Xiaomi Roborock S50 vacuum cleaner for a year. We can't say anything but recommend him - Xiaomi Planet
International Version Xiaomi Roborock S50 Robot Vacuum Cleaner 2 With Mopping And Sweeping Wifi App Control Cleaning Robot - Vacuum Cleaners - AliExpress