Super Power Supply&reg; AC / DC Laptop Adapter Charger Cord for Acer Aspire 5740-6378 5740-6491 5740g-5309 5740g-5323 5740g-6395 5740g-6979 5741-6073 5810-4657 5810t-6455 5810t-8233 ; 65 Watt Battery Plug Input: 110-220V Output: 19V 3.42A 65W 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