Batteria 5200MAH per Dell Latitude E5440 E5540 VVONF 451-BBIE 970V9 9TJ2J WGCW6
3K7J7 970V9. 9TJ2J N5YH9. VJXMC VVONF. M7T5F WGCW6. For DELL Latitude E5440 E5540. Capacity : 5200mAh (Real Capacity is about 4400mAh). Battery Type : Li-ion. Li-Ion Laptop Battery 10.8V and 11.1V are in common use.