Meet Braava Jet from iRobot: a mopping robot that cleans you floors efficiently. It uses smart navigation and sensors to get around in your rooms and get rid of dirt and stains. It comes with cleaning pads for wet mopping, damp sweeping, or dry sweeping.
The robot is suitable to use on hardwood, tile, and stone surfaces. Just press the clean button and your Braava Jet will do the rest. The above video shows what this robot has to offer.