Dell Latitude E5400 E5500 Battery, Part Number 0X064D, T749D, KM760, KM769, 312-0762, KM760, KM769 Genuine Original Dell Laptop Battery type: Li-ion Battery Voltage : 14.8V, 37WH Capacity: 4 cells, 2400mAh Designed originally for Dell Latitude E5400, E5500 series laptops Dell part numbers: 0X064D, T749D, KM760, KM769, 312-0762, KM760, KM769