Adorama via eBay offers the Seagate 5TB Expansion Desktop USB 3.0 External Hard Drive, model no. STBV5000100, for an in-cart price of $119.99. This $10 mail-in rebate drops it to $109.99. With free shipping, that's tied with our mention from four days ago and the lowest total price we've seen. (It's a current low by $15.) It features a data transfer rate of up to 640MB/s. Rebate expires March 16.