Roborock S5 on Amazon: https://amzn.to/2HTee1s
Roborock S5 on GearBest: https://bit.ly/2K1llI7
We made a screencast of the Mi Home app, where you can see how the Xiaomi Roborock S50 builds a map of the house. The robot vacuum spent 40 minutes to clean the entire apartment and 26% of the battery capacity.
Our full Roborock S5 review: https://smartrobotreviews.com/reviews/xiaomi-roborock-s55-full-review.html
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Buy the Roborock on GearBest:
* Roborock S55 (black): https://www.gearbest.com/home-applicances/pp_009395171388.html?wid=1433363&lkid=12297111
* Roborock S50 (white): https://www.gearbest.com/robot-vacuum/pp_954639.html?wid=1349303&lkid=12297111
An alternative to the Xiaomi Roborock: https://smartrobotreviews.com/reviews/360-s6-robot-vacuum-cleaner-review.html