Amazon.com has the Seagate Expansion 640 GB USB 2.0 Portable External Hard Drive for $62.99 after coupon code "GXTPOFES" with Free Shipping.

• The drive is powered from the USB cable, so there is no need for an external power supply.
• Plus, it is automatically recognized by Window operating system, so there is no software to install and nothing to configure.
• Saving files is easy too, just drag-and-drop.It's not just easy to use, but it's fast and energy efficient too

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