Western Digital Store offers its factory-refurbished Western Digital 2TB My Passport Pro Thunderbolt External Hard Drive, model no. WDBRMP0020DBK-NESN, for $209.99. Coupon code "DNNOVEMBER" cuts that to $178.49. With free shipping, that's the lowest total price we could find by $70. It features an all-metal enclosure and Thunderbolt interface. A 6-month Western Digital warranty applies. Deal ends November 30.