TigerDirect offers the Seagate 2TB Expansion Portable USB 3.0 External Hard Drive, model no. STBX2000401, for $109.99. Apply coupon code "VFX127294" to cut the price to $89.99. With free shipping, that's tied with our expired mention from six days ago and the lowest total price we could find by $10. This drive is completely USB-powered.