Tanga offers the refurbished 2.4-lb. Apple MacBook Air Intel Core i5 1.6GHz 11.6" Laptop, model no. MC968LL/A, for $299.99 with free shipping. That's tied with our mention from last week as the lowest total price we've seen for this model. (It's the best deal for a refurb now by $25.) It includes an Intel Core i5-2467M 1.6GHz Sandy Bridge dual-core processor, 11.6" 1366x768 LED-backlit LCD, 2GB RAM, 64GB SSD, AirPort Extreme (802.11n wireless), Bluetooth 4.0, Facetime camera, USB, Thunderbolt, and Mac OS X 10.11 El Capitan. (No optical drive is included.) .

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A 90-day warranty applies but it's unclear who backs it.