A4C offers the refurbished Amazon Kindle WiFi 6" eBook Reader in Graphite, model no. B0051QVESA, for $39.95 with free shipping. That's $10 below our mention from two weeks ago and tied as the best price we've seen in any condition. (It's a current low by $29 for a new model.) It measures 0.3"-thick and weighs in at just under 9 oz. It features a 6" 600x800 E Ink screen, 2GB internal storage, 802.11n wireless, and PDF support. Deal ends February 13.

A 90-day A4C warranty applies.