This HGST Touro Mobile 1TB USB 3.0 External Hard Drive drops from $79.99 to $59.99 at Newegg when you use coupon code EMCYTZT3872 at checkout. Plus, shipping is free. This is the lowest price we found by $10. This 2.5" portable drive runs on the faster USB 3.0 spec and is USB powered, so you can connect it to your laptop and not need another power source. It's preformatted for PCs but can be reformatted for Macs. There is no sales tax (except in CA, NJ, TN).