All New, High Contrast E-Ink Screen: Our graphite Kindle DX uses our all new, improved electronic ink display, with 50% better contrast for the clearest text and sharpest images. Beautiful Large Display: The 9.7" diagonal E-ink screen is ideal for a broad range of reading material, including graphic-rich books, PDFs, newspapers, magazines, and blogs. Read in Sunlight with No Glare: Unlike backlit computer or LCD screens, Kindle DX's display looks and reads like real paper, with no glare. Read as easily in bright sunlight as in your living room. Slim: Just over 1/3 of an inch, as thin as most magazines. Books In Under 60 Seconds: Get books delivered wirelessly in less than 60 seconds; no PC required. Free 3G Wireless: No monthly payments, no annual contracts. Download books anywhere, anytime. Long Battery Life: Read for up to 1 week on a single charge with wireless on. Turn wireless off and read for two to three weeks.