Our Highest Resolution -Enjoy crisper text, enhanced contrast, and a glare- free, scratch-resistant screen. Featuring GlowLight Illumination -It’s powerful enough to read in bed or in the bright light of the sun. NOOK’s most advanced Ambient (Always-On) GlowLight technology lets you enjoy an evenly dispersed light. Night Mode -There are two ways to activate Night Mode. Manual: Adjust the light yourself. Auto: Mimics the sun’s natural progression throughout the day. Comfortable Design -Soft touch finish makes it easy to grip and comfortable to hold for hours at a time. Long Battery Life1 -It’s perfect for long road trips or even travel to remote corners of the world. Read for up to 50 days on a single charge. Get going and never look back. So Many Books -Carry thousands of titles everywhere life takes you. Choose from the millions of books Barnes & Noble has to offer — and add to your library in seconds using built-in Wi-Fi. Read Across All Your Devices -The free NOOK Reading Appâ for iPhone, iPad and Android devices makes it easy to pick up right where you left off. Start a book on your NOOK and continue reading on your smartphone or tablet. Free Lifetime In-store Support2 -Visit any Barnes & Noble Store and receive free in-person support to help you get started, organize your library, or discover your next great read.