Lenovo offers the Lenovo 500GB F360 Portable External Hard Drive in Black (pictured), model no. 57Y6685, for $149.99. Coupon code "USP1FE446685" cuts it to $50.99. With free shipping, that's $0.10/GB, $4 under our October mention, and the lowest total price we could find by $28. Sales tax is added where applicable. It's USB powered and doesn't require an external power source. Coupon expires February 25.