Almost year ago I bought Electrolux PUREi9. Now they multiplicated. (It had some early software issues but now I'm really happy with it) : r/homeautomation
Electrolux PUREi9.2 Vacuum Cleaner Robot, Dark Gray Satin - Smartech.ee
Amazon.com: Electrolux ERK3 Performance Kit for PUREi9.2 Robot Vacuum Cleaner, Includes 1 Brush Roller, 3 Washable Filters, 3 Side Brush, Black: Home & Kitchen