This Amazon Kindle 4th generation model, with the designation D01100, is a fully functional e-book reader that comes with the added bonus of a protective case. The device has a 6-inch screen and Wi-Fi internet connectivity, making it easy to read and download new content. With a storage capacity of 2GB, this Kindle can hold thousands of books, making it a great choice for avid readers. Despite being a pre-owned item, this Kindle has been thoroughly tested and is in good working order.