Narwal Robot Vacuum and Mop A relative newcomer to the robotic vacuum market, Narwal offers a sweeping and mopping system that's impressive. But it's also expensive and hampered by a cumbersome application with a steep learning curve. To mop, you drop a detergent sheet into the base station's water tank https://vacuum-mop-robot-cleaner57727.vblogetin.com/33210606/10-eufy-robot-vacuum-tricks-all-experts-recommend