New Laptop Replacement Battery For Genuine Dell Laptop / Notebook / Compatible with Dell N411Z, Inspiron N311z, Vostro V131, Vostro V131D, Vostro V131R, 268X5, 312-1257, 312-1258, H2XW1, H7XW1, JD41Y, N2DN5 ( 6 Cell, 11.1V, 4400 mAh ,Black,1)