Specification:
Battery Type: Li-ion Battery
Condition: Brand New
Capacity:65Wh
Replace Part Number: N3X1D T54FJ 8858X
Compatible NoteBook: Dell Latitude E6540 E6440 E5530 E5430
E6520 E6420 Precision M2800
For the new battery , we suggest that all of our customer should full charge it by AC power adapter ,because takes a long period, the capacity was strain out by inner PCB circuit, in order to protect your battery life,you can full charge to 100% and drain to 1% 2 times,then the capacity will recover.