WD 2.5" 250GB External/Portable HDD for $99.95
Here is a very good deal for a Western Digital 250GB USB 2.5" portable hard disk drive. For only $99.95, you can travel anywhere with your important files. The portable hard disk drive is quite small as it is only 2.5" so it is very to carry it anywhere. It has 250GB of disk space so you can store pretty much everything that you will need. It is very durable as it has an aluminum case. It requires no external power supply, all you need is an open USB 2.0 slot. It supports both Windows and MAC so it doesn't matter what type of OS you have.