Ending today, Ebestshop4u via eBay offers the factory-refurbished 2.4-lb. Apple MacBook Air Intel Haswell Core i5 1.4GHz 11.6" Laptop, model no. MD711LL/B, for $699.99 with free shipping. That's $90 under the lowest total price we could find for a new one, although we saw a refurb for $21 less three weeks ago. It features an Intel Core i5 1.4GHz Haswell dual-core processor, 11.6" 1366x768 display, 4GB RAM, 128GB SSD, 802.11ac wireless, Bluetooth 4.0, Thunderbolt, USB 3.0, and Mac OS X 10.8 Mountain Lion. A 1-year Apple warranty applies.