7200mAh 9 Cells Replacement Dell Inspiron 630M E1405 640M XPS M140 Series Battery Y4493 312-0373 UG679 312-0450 DH074 312-0451 451-10284 451-10285 451-10351 C9551 RC107 TC023 Y9943 series Laptops w/a USB2.0 All In One Card Reader Dimension:206.7*23.86*68.06(mm), Colour: black,Voltage:10.8V, Capacity:7200mAh 80Whr, Cell:9, Replacement For: Y4493, 312-0373,UG679, 312-0450, DH074, 312-0451, 451-10284, 451-10285, 451-10351, C9551, RC107, TC023, Y9943 Fit Machine Models: Inspiron 630M 640M, XPS M140 Series, Inspiron E1405 Please make sure that the battery part numbers listed in the description matches the battery part number on your original battery before you purchase