It is good to always have a backup of all the files stored on your laptop because it won’t have enough space when you want to install new software on it. So why not consider getting this external hard drive from WD and store your important files on it. Capacity This blue hard drive has a capacity of 1 TB which is sufficient for storing your favourite images, videos, movies and other personal files in one place.?? Password Protection You can protect all your important files from unauthorized access by password-protecting them.??The WD backup also helps you schedule an automatic backup, of either all files or only selected folders, on your laptop.?? Transfer Speed This My Passport hard drive has a USB 3.0 port that ensures high-speed transfer of data. You can also power up this device through the USB interface without having to carry a bulky power cord or plug.