I am purchased for amozon for outdor usees but 3month before purchase this hard was not reading on my laptop, when it not work I think that for some laptop problem the harddisk not reading , then I try it to my frend laptop then I found that , it was not my laptop problem , it was harddisk problem of not reading, then he show me her samsung harddisk which was working problem.
It was five year old harddisk but still it working properly, so I advace that was poor product will decrese customer at that product.