HGST 4TB Touro Pro USB 3.0 External Hard Drive for $140 + free shipping
Newegg offers the HGST 4TB Touro Desk Pro USB 3.0 External Hard Drive in Black, model no. 0S03503, for $149.99. Coupon code "EMCYTZG561" cuts them to $139.99. With free shipping, that's the lowest total price we could find by $17. This external hard drive runs at 7200 rpm. Deal ends June 29.
2 very similar deals were also reported by some other sources: