iRobot Roomba Vacuum, 560, Refurbished: * On-board scheduling allows you to preset up to 7 cleaning times per week * iRobot 560 Roomba Vacuuming Robot systematically cleans 4 rooms on a single charge * Gets hard-to-reach areas like wall edges and beneath furniture * Avoids stairs and other drop offs * Adjusts from carpets to hard floors and back again * The 2 included Virtual Wall Lighthouses confine Roomba to 1 room until the entire floor is vacuumed * iRobot 560 Roomba Vacuuming Robot automatically returns to its self-charging home base to dock and recharge * Detects dirtier areas and spends more time cleaning them * Spot clean provides quick cleanup of spills and concentrated messes * Faster counter-rotating brushes with improved design * Improved filter captures more dust and allergens * Larger bin holds more debris * iRobot Roomba 560 Vacuum Robot won"t get tangled up in cords * 90-day warranty * Includes: * 1 iRobot Roomba * 5602 Virtual Walls (each requires 2 C batteries, not included) * 1 self-charging Home Base * 1 power supply (3-hour charge time) * 1 rechargeable battery * 1 extra filter * Model# 72-94560