The Amazon Kindle Paperwhite B00OQVZDJM features a 6-inch, anti-glare screen with a built-in backlight for convenient readability. You can purchase nooks and magazines using the Wi-Fi connectivity, and save 1000 books on its 4 GB internal memory. Its USB port enables quick data transfers. Thin and lightweight, this device ensures portability and its adjustable backlight allows you to dim the light during night for easy viewing and minimal strain on the eyes.