iRobot Braava 320 Floor Mopping Robot for $149.99 Shipped
iRobot Braava 320 Floor Mopping Robot for $149.99 shipped. Here is a screenshot for your reference. It runs up to 3 hours on a single charge using microfiber cloths, and cleans all hard wood surfaces including vinyl, hardwood and laminate. Most places have it for about $199.
3 very similar deals were also reported by some other sources: