Super Power Supply AC / DC Laptop Adapter Charger Cord for Samsung NP-RF Series : NP-RF410 NP-RF411 NP-RF510 NP-RF511 NP-RF710 NP-RF711 Netbook Notebook Battery Plug Input: 110-220V Output: 19V 3.16A 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