Acer via eBay offers its factory-refurbished 2.8-lb. Acer E3-111-C0WA Aspire Intel Celeron 2.16GHz 11.6" Laptop, model no. NX.MNTAA.007, for $169.99 with free shipping. That's $10 under our mention of a new unit from last fall and the lowest total price we've seen. (It's currently $90 less than buying a new unit.) It features an Intel Celeron Bay Trail N2830 2.16GHz dual-core processor, 11.6" 1366x768 LED-backlit LCD, 2GB RAM, 320GB hard drive, webcam, Bluetooth 4.0, 802.11n wireless, USB 3.0, 3-cell battery, and Windows 8.1. An optical drive is not included. A 90-day Acer warranty applies.