11.1V, 3600mAh, Li-ion Battery fits Dell, Latitude D400, 39.96WhBattery Fits Models: Latitude D400 Battery Part Numbers: 312 0095, 451 10142, 9t119, 9t255 Cameron Sino batteries have manufactured generic batteries for many years. We offer the freshest batteries straight from the manufacturers; they are reliable and built with safety as an essential part of their construction. The replacement battery listed here is developed using the highest quality components. Batteries come in all shapes and sizes; quite often,