I love, I was nervous at first but after using it I am convinced it really happens everywhere and if he has difficulty he returns addressing the problem in a different way he passes on carpets, carpet, he pushes the things that the gene (a cat toy) it handles very well the son that may exceeded. there is not much noise I can watch TV without problems while working ... when he has more battery it returns alone has its base I advice it really is very good and more my cat was frightened for conventional vacuum cleaner but the one does not mind.