Li-Ion Replacement Battery for Dell Latitude D820 Same day fast shipping. 1 YR. Battery Warranty Compatible with: Dell 0MM160, 312-0393, 312-0394, 312-0401, 312-0402, 312-0538, 312-9122, 451-10308, 451-10309, 451-10326, 451-10327, 451-10410, CF623, CF704, CF711, DF192, DF230, DF249, FF231, FF232, GX047, Latitude D531, Latitude D820, Latitude D830, MM165, Precision M4300, Precision M65, XD735, XD736, XD739, YD623, YD624, YD626