Super Power Supply AC / DC Adapter Charger Cord for Sharper Image Literati Digital Wireless Ereader Color Ebook E-reader Black 7" 1636377 White 7-inch 1637287 Wi-fi Pad Wall Barrel Plug Input: 110-220V Output: 5V 2A Warranty: 1 Year Super Power Supply products are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply