Narwal Robot Vacuum and Mop Narwal is a relative newcomer in the robotic vacuum market. It offers a sweeping/mopping hybrid that's quite impressive. But it's also expensive and hampered by a cumbersome app with a steep curve. To mop, you place a sheet of detergent into the base station's clean https://top-rated-robot-vacuum56708.mybuzzblog.com/7229360/eufy-robot-vacuum-tips-from-the-top-in-the-industry