iRobot Scooba 380 Floor Washing Robot for $279.99. Shipping is $5.00 for a total of $284.99 shipped. Here is a screenshot for your reference. It has a 4-stage cleaning system to prep, wash, scrub and squeegee sealed hardwood, tile and linoleum floors. One full tank washes up to 425-SF before requiring refill. It comes with two virtual walls, charging base and Scooba storage mat. Most places have it for about $399.