Neato Robotics XV-12 Automatic Vacuum Cleaner Automatically vacuums in methodical back and forth patterns Laser guided to avoid obstacles and furniture Automatically adjusts between carpets and hard floors Automatically returns to base to recharge Large, bag less dirt bin Automatically vacuums in methodical back and forth patterns Laser guided to avoid obstacles and furniture Automatically adjusts between carpets and hard floors Automatically returns to base to recharge Large, bag less dirt bin