Adorama via eBay offers the 2.8-lb. Dell XPS 12 Intel Skylake Core 1.1GHz 4K UHD 12.5" Touchscreen Laptop, model no. XPS9250-4554WLAN, for $659.99 with free shipping. That's $30 under our mention from two weeks ago and the lowest total price we've seen. (It's the best deal now by $110.) Features include an Intel Core m5-6Y54 1.1GHz Skylake dual-core processor, 12.5" 3840x2160 UHD touchscreen LCD, 8GB RAM, 256GB SSD, 802.11ac wireless, Bluetooth 4.1, and Windows 10 Home 64-bit.