Easy Style Laptop Battery T54FJ 8858X for Dell Latitude E6430 E6420 E6520 E6530 E5420 E5520 E5430 E5530 Battery Type: Li-ion; Voltage: 11.1V; Capacity: 5200MAH; Cells:6-Cell Replacement Laptop Battery for dell latitude E6430 E6420 E6520 E6530 E5420 E5520 E5430 E5530; Dell Inspiron 15R 5520 5420 7420 7520; Dell Inspiron 17R 5720 7720 Compatible with Part Number Dell Type 8858X T54FJ M5Y0X 911MD HCJWT MKD62 NHXVW PRRRF YKFOM X57F1 04NW7 KJ321 P8TC7 312-1324 312-1325 312-1163 312-1165 All products are Certified by CE FCC for safety; Strict guidelines forcompatibility, and standards compliance for environment safety; Easy Style's Warranty :12 months hassle-free warranty service AND 30 days money return guarantee