Object avoidance is a tough nut to crack on robot vacuums, but Narwal's new Flow 2 promises it has the best yet with a mix of ...
CNET on MSN
How CNET tests robot vacuums
Since CNET started testing robot vacuums in the early days of the first Roomba, we've worked hard to craft comprehensive testing procedures to evaluate every robot vacuum for the things that matter ...
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