Seagate Expansion Desktop 2011 model is available in 1TB, 2TB and 3TB storage with a weight of 2.74 lbs (1.24 kg). It's preformatted for Windows OS, just plug-and-play with no software installation require. It also comes with 1-year warranty.
This Expansion Desktop shape is similar to previous USB 2.0 model. The case made from plain black plastic and has tiny green LED on the front to display working status. It feels stable with four rubber feet and has ventilation on the bottom make it cool and quiet.
To install this external hard drive is very simple. It has no power button just plug in power cord and USB cable then it's ready to work. It has built-in sleep function to save energy while not in use which take effect when there's no activity within the time set.