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 expensive and hampered by a cumbersome, slow learning-curve application. Drop a detergent sheet into the tank of clean water at the base station to clean. Then, https://best-rated-robot-vacuum61158.howeweb.com/28218820/what-best-rated-robot-vacuum-experts-want-you-to-be-able-to