Good deals on two 2.5" Western Digital Elements USB Portable Drives as listed.  Applying coupon code 4XNJ1GLL72360F to see the prices below.  Here is a screenshot for your reference.  These 2.5" portable drives do not require a separate power supply like most external drives.  They are also smaller, making them more convenient and easier to carry around.  If asked during checkout, simply use your name as the business name.

• Western Digital Elements 500GB 2.5" USB Portable Drive $67.49 (usually over $90 elsewhere)
• Western Digital Elements 320GB 2.5" USB Portable Drive $53.99 (usually over $80 elsewhere)