Narwal Robot Vacuum and Mop Narwal is a relative newcomer in the robotic vacuum market. It offers a sweeping/mopping hybrid that's pretty impressive. However, it's expensive and is hampered by a clunky application with a steep learning curve. Drop a detergent sheet into the clean water tank at the base https://cleaningrobotmopandvacuum31130.blogars.com/27200431/the-one-eufy-robot-vacuum-trick-every-person-should-know