Kindle Oasis with Leather Charging Cover - Black, 6" High-Resolution Display (300 ppi), Free 3G + Wi-Fi Free 3G wireless--no monthly fees or annual contracts Our thinnest and lightest Kindle ever--read even more comfortably for hours All-new ergonomic design with dedicated buttons to effortlessly turn the page Longest Kindle battery life--the included removable black leather charging cover boosts battery to last months High-resolution 300 ppi display with crisp, laser quality text. Reads like real paper without glare, even in direct sunlight. Enhanced built-in adjustable light evenly illuminates the screen for perfect reading anywhere, anytime