Fujitsu 2.5″ 300GB Portable USB Drive for $59.99 in-store at Micro Center. Find a nearby location here. Shipping is $5.99 so the total is $65.98 to have it shipped. Here is a screenshot for your reference. This 300GB portable USB 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. Comparable drives usually sell for about $109.