TGF&reg; 11.1V 5200Mah 6Cell New Replacement Battery For Dell Latitude E6420 E6430 E6520 E6530 E5420 E5520 E5430 E5530-12 Months warranty Battery type: Li-ion; Capacity: 5200mAh; Voltage: 11.1V; Cells: 6-cell. Fit laptop models: Dell Latitude E6420 E6430 E6520 E6530 E5420 E5430 E5520 E5530 Compatible P/N: T54FJ 04NW9 2P2MJ 312-1163 YKF0M X57F1 CE-/FCC-/RoHS-Certified. Tested under strict quality control standards, strict guidelines for compatibility Warranty: 12 Months warranty, 30 days money return guarantee.