Narwal Robot Vacuum and Mop Narwal is a relative newcomer to the robot vacuum market. It's a sweeper/mopping hybrid that's pretty impressive. It's expensive and hindered by a slow, clunky learning-curve app. To mop, you place a detergent sheet into the base station's water tank that is clean. Then it https://robotvacuumcleanerblackfr23187.loginblogin.com/34082184/what-you-can-use-a-weekly-best-rated-robot-vacuum-project-can-change-your-life