*Replacement Battery Type: Li-ion; Voltage:11.4V Capacity: 51WH/4254MAH 3-Cell.
*Compatible P/N: 93FTF D4CMT 4YFVG 83XPC 083XPC 451-BBZT.
*Compatible Models:For Dell Precision 15 M3520 M3530, For Dell Latitude E5280 E5480 E5580 E5490 E5590 E5480 E5290 E5591 E5491.
*Grade A cells mitigate the risk of battery leakage and maximize output stability. Built-in circuit protection, enhances safety of usage and extends battery life.
*For the initial installation, please reinstall and check the interface fully connected, discharge the battery to 5%(not to 0%) and then charge to 95%, and cycle 3-4 times.