Narwal Robot Vacuum and Mop Narwal is a relative newcomer to the robotic vacuum market. It's a sweeping/mopping hybrid that's quite impressive. But it's also expensive and hobbled by a clunky application with a steep learning curve. Drop a detergent sheet into the tank of clean water at the base https://robot-vacuum-cleaner39318.qowap.com/87368824/what-is-eufy-robot-vacuum-and-how-to-use-what-is-eufy-robot-vacuum-and-how-to-use