A completely automatic robot vacuum cleaner Press only one button and leave the cleaner alone Three kinds of cleaning modes Spot cleaning Edge cleaning and Auto cleaning ensures that it covers the entire place to be cleaned Builtin cliff avoidance sensors prevent falling down stairs Cliff Sensor allows the robot to avoid stairs and other dropoffs Big capacity of rechargeable battery 850 MAH nickel metal hydride battery continuously works for 55 minutes on a 4 hour charge With Electrostatic dust paper the MA Minivac can do both vacuuming and mopping