Specification:Battery type: Li-ionVoltage: 11.1V (Compatible with 10.8V)Capacity: 5400mAhCell: 6 Cellsrecharge cycles： 500Operation time: Around 2-3 hoursCompatible Models：( Ctrl + F for fast search ur laptop model)For DELL Audi A4 Series DELL Audi A5 SeriesFor DELL Audi S5 SeriesFor DELL Inspiron 14R SeriesInspiron 14R-4420Inspiron 14R-5420Inspiron 14R-5425Inspiron 14R-7420Inspiron 14R-SE-4420Inspiron 14R-SE-5420Inspiron 14R-SE-7420Inspiron 14R-SEInspiron 14R TurboFor DELL Inspiron 15R SeriesInspiron 15R-4520Inspiron 15R-5520Inspiron 15R-5525Inspiron 15R-7520Inspiron 15R-SE-4520Inspiron 15R-SE-5520Inspiron 15R-SE-7520Inspiron 15R-SEInspiron 15R TurboFor DELL Inspiron 17R SeriesInspiron 17R-4720Inspiron 17R-5720Inspiron 17R-7720Inspiron 17R-SEInspiron 17R-SE-4720Inspiron 17R-SE-5720Inspiron 17R-SE-7720Inspiron 17R TurboInspiron 4420 SeriesInspiron 4520 SeriesInspiron 4720 SeriesInspiron 5420 SeriesInspiron 5425 SeriesInspiron 5520 SeriesInspiron 5525 SeriesInspiron 5720 SeriesInspiron 7420 SeriesInspiron 7520 SeriesInspiron 7720 SeriesInspiron M421R SeriesInspiron M521R SeriesInspiron N4420 SeriesInspiron N5420 SeriesInspiron N5520 SeriesInspiron N5720 SeriesInspiron N7420 SeriesInspiron N7520 SeriesInspiron N7720 SeriesVostro 3460 SeriesVostro 3560 SeriesLatitude E5420E5420 N-SeriesE5430E5520E5520 BRC 6E5520 N-SeriesE5520mE5530E6420E6420 N-SeriesE6430E6430 ATGE6520E6520 N-SeriesE6530Compatible Part