external hard drive

When you need highly portable storage, you probably immediately consider USB flash drives and USB-powered portable hard drives. By developing the computer technology, the pocket hard drive's appearance is getting smaller and the size is getting bigger. In the past, Seagate put on the market 2.5Gb and 5.0Gb device external hard drive about 6months ago. However now there are so many diffenrent types of external hard drives that also have huge amount of size appeared.
Samsung's new pocket hard drive offers 80Gb(left picture) and also Toshiba put on market 80Gb external hard drive(right picture).

it's everywhere. Like a plague amongst motherboard designers, the USB socket has become ubiquitous with the modern day computer. Asides from devices like printers and mice, USB devices range from the quirky to the rather useful. Arguably one of the most useful groups of devices on the market today is the portable USB drive. High speed reliable and small, they've virtually killed the floppy disk drive giving computer users a better way to store and transfer their files. I have a lab top, which has tiny tiny size. For me, this pocket hard drive is really useful, because I can store my pictures, music, movie, drama, and other files as well.