19V 3.16A Laptop Ac Adapter Battery Charger for Samsung NP300E4C-A02US NP-RV711-A01US Np305e7a-a02us - AliExpress
Ac Adapter Charger for Samsung Series 3 11.6 12.1 Series 3 305U1A-A01 300E4C NP300E4C 300E4C-S01 Series 3 300E4C-S02 300E4C-S03 300E5C NP300E5C Laptop Notebook Battery Power Supply Cord - Walmart.com
Battery for Samsung NP300E4C-A01 NP355E5C-S02 NP270E4V-K01 NP550P7C-T09 | eBay