From computers to laptops and tablets, technology has changed rapidly over past few decades. Technology has not only brought networking but also brought entire world at our fingertips. Whether it is a bank transaction or shopping, things are just a tap or click away. Though computers have become more powerful and come with robust hard drives, amount of information that is uploaded, downloaded or stored in the system has also increased considerably. Users face shortage of sufficient space on their computer and have to regularly delete files or uninstall applications to create disk space. External storage devices like hard disks are much needed relief to users who are tired of checking their disk space before downloading files or applications.