A-DATA 500GB USB 2.0 Portable Hard Drive for $79.99 Shipped

A-DATA 500GB USB 2.0 Portable Hard Drive for $79.99 shipped after this $15 rebate.  Here is a screenshot for your reference.  This USB portable hard drive does not require a separate power supply like most external hard drives and is also smaller than most of them, making it much more convenient to carry around.  It usually sells for about $100.