https://www.openlearning.com/u..../grossmancoffey-sory
Robot Vacuum Reviews While robot vacuums cut down on the need for periodic thorough sweeping, they aren't able to replace the traditional plug-in models. Keeping them in top shape requires emptying the trash bin after each cleaning session, wiping the cameras and sensors occasionally and changing filters and side brushes as required. It comes with a large bin, and an auto-empty system that is quiet. But its obstacle avoidance still is entangled in cords and socks, and it misses dirt