Neato XV-21 Pet and Allergy Robotic Vacuum features special bristled brush and filter that enables the pick-up of tough pet hair dander and fibers and is equipped with onboard Room Positioning System technology developed by Neato Robotics that combines laser vision with mapping. The robot uses its laser to see its surroundings and create accurate maps of areas to be cleaned including furniture objects and doorways. The robot constantly updates its map of the room so if a new object is added into the room during a cleaning run the robot will add it to the map. Package includes:vacuum charging base with power adapter boundary marker replacement filter quick start and user guides.