iRobot Roomba Pro Intelligent Floorvac Robotic Vacuum Automatically vacuums floors without supervision Transitions between low-to-medium-pile carpet, hardwoods, tile, and linoleum 3-stage system cleans wall edges, under furniture, and concentrated spots Includes 2 virtual walls to keep Roomba contained; 1 rechargeable battery Measures 13 by 3-1/4 inches