Narwal Robot Vacuum and Mop A relative newcomer to the robot vacuum space, Narwal offers a sweeping and mopping hybrid that's pretty impressive. It's costly and is hindered by a cumbersome, slow learning-curve application. Drop a sheet of detergent into the clean water tank at the base station to mop. https://robots-that-vacuum-and-mo02273.aboutyoublog.com/28318840/the-lesser-known-benefits-of-best-rated-robot-vacuum