Manufacturer Certified via eBay offers the refurbished ASUS Taichi Intel Ivy Bridge Core i5 Dual 1.7GHz 11.6" Dual-Screen Laptop, model no. TAICHI21-DH51, for $539.99 with free shipping. That's tied with our mention from two weeks ago and the lowest total price we've seen for this laptop. (It's also $130 under the best price we could find for a new one.) It features an Intel Core i5-3317U 1.7GHz Ivy Bridge dual-core processor, two 11.6" 1920x1080 (1080p) LCDs (one of them is a touchscreen), 4GB RAM, 128GB SSD, 802.11n wireless, Bluetooth 4.0, dual 5-megapixel webcams, 6-cell battery, and Windows 8 64-bit.

Note: No warranty information is provided.