Western Digital Elements™ 400GB Portable Hard Drive $90

Plain and simple portable drives that are easy to use, light and easy to carry, and require no power adapter--they are powered directly through the USB cable.

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* 400GB capacity
* USB 2.0
* Weighing in at only a few ounces, these tiny drives fit easily into pocket or purse.
* Dimensions .7"H x 4.89"L x 3.09"W

Get it at STAPLES