I bought this for my wife who offir toujourd a thousand things to do. In this way it could have a little free time. At first she was skeptical. But now she loves !! This device keeps our perfectly clean living permanently! as soon as we finished the meal, hop a little help and it is nickel. When we go out, we program and does it even more parts. He really has a great autonomy and collects dust than anybody! We must by against emptied and cleaned regularly its roller especially if there are a lot of hair loss! Oh yes ... and top it all alone back to base and the small remote control!