Battery for Dell Latitude T54FJ E6420 E6540 E6440 E6430 71R31 T54F3 N3X1D E5520Tips: Please check carefully about your laptop model name/battery part number/battery shape and size to make sure you purchase the correct battery.Specification:Battery type: Li-ionVoltage: 11.1V (Compatible with 10.8V)Capacity: 5200mAhCell: 6 Cellsrecharge cycles： 500Operation time: Around 2-3 hoursCompatible Models：( Ctrl + F for fast search ur laptop model)For DELL Audi A4 SeriesFor DELL Audi A5 SeriesFor DELL Audi S5 SeriesFor DELL Inspiron 14R SeriesFor DELL Inspiron 14R-4420For DELL Inspiron 14R-5420For DELL Inspiron 14R-5425For DELL Inspiron 14R-7420For DELL Inspiron 14R-SE-4420For DELL Inspiron 14R-SE-5420For DELL Inspiron 14R-SE-7420For DELL Inspiron 14R-SEFor DELL Inspiron 14R TurboFor DELL Inspiron 15R SeriesFor DELL Inspiron 15R-4520For DELL Inspiron 15R-5520For DELL Inspiron 15R-5525For DELL Inspiron 15R-7520For DELL Inspiron 15R-SE-4520For DELL Inspiron 15R-SE-5520For DELL Inspiron 15R-SE-7520For DELL Inspiron 15R-SEFor DELL Inspiron 15R TurboFor DELL Inspiron 17R SeriesFor DELL Inspiron 17R-4720For DELL Inspiron 17R-5720For DELL Inspiron 17R-7720For DELL Inspiron 17R-SEFor DELL Inspiron 17R-SE-4720For DELL Inspiron 17R-SE-5720For DELL Inspiron 17R-SE-7720For DELL Inspiron 17R TurboFor DELL Inspiron 4420 SeriesFor DELL Inspiron 4520 SeriesFor DELL Inspiron 4720 SeriesFor DELL Inspiron 5420 SeriesFor DELL Inspiron 5425 SeriesFor DELL Inspiron 5520 SeriesFor DELL Inspiron 5525 SeriesFor DELL Inspiron 5720 SeriesFor DELL Inspiron 7420 SeriesFor DELL Inspiron 7520 SeriesFor DELL Inspiron 7720 SeriesFor DELL Inspiron M421R SeriesFor DELL Inspiron M521R SeriesFor DELL Inspiron N4420 SeriesFor DELL Inspiron N5420 SeriesFor DELL Inspiron N5520 SeriesFor DELL Inspiron N5720 SeriesFor DELL Inspiron N7420 SeriesFor DELL Inspiron N7520 SeriesFor DELL Inspiron N7720 SeriesFor DELL Vostro 3460 SeriesFor DELL Vostro 3560 SeriesFor DELL Latitude E5420E5420 N-SeriesE5430E5520E5520 BRC 6E5520 N-SeriesE5520mE5530E6420E6420 N-SeriesE6430E6430 ATGE6520E6520 N-SeriesE6530Compatible Part class='pacp'>