This product is very beautiful mimics a copy that I really perplexing. But be careful with the installation of three screws, tightening the lug on your wall, this one seems a bit light, but for the rest of the camera, NICKEL, (as indicated, the batteries are not supplied) to rechargerons automatically by the sunscreen. For me it is the best product I have found dummy comes closest to the camera Videosurveillance supermarkets or certain security companies.