PowerSmart® 6 Cell 49Wh Laptop battery for Dell Inspiron 13Z/N311z, Inspiron 14Z/N411z, Vostro V131 V131D V131R laptop 268X5, 312-1257, 312-1258, H2XW1, JD41Y, N2DN5
Remarks: The brand "PowerSmart" is our exclusive registered trademark, products trademarked "PowerSmart " are marketed and sold exclusively by power198This replacement battery is also compatible with the following models of Dell:Dell Inspiron N311z,Dell Inspiron N411z,Dell Vostro V131,Dell Vostro V131D,Dell Vostro V131RCompatible part numbers:Dell 268X5, 312-1257, 312-1258, H2XW1,  JD41Y, N2DN5,