Today only, Newegg offers the Samsung P3 500GB USB 3.0 Portable External Hard Drive, model no. STSHX-MT050DF, for $44.99. Coupon code "0715FANTECH03" drops it to $39.99. With free shipping, that's the lowest total price we could find by $18. It features SafetyKey data protection and transfer speeds of up to 5Gb/s.