Amazon has the Amazon Kindle (latest generation) for just $189 shipped, originally priced at $259.99. Best of all, the “Kindle is wireless and ready to use right out of the box – no setup, no cables, no software to install, no computer required.” Product page.
With Kindle’s long battery life, you can read on a single charge for up to 1 week with wireless on. Turn wireless off and read for up to 2 weeks. Battery life will vary based on wireless usage, such as shopping the Kindle Store and downloading content.