Specification:Battery type: Li-PoCell: 4cellsrecharge cycles： 500Compatible Models：( Ctrl + F for fast search ur laptop model)For Dell Inspiron 14-3421 SeriesFor Dell Inspiron 14 SeriesFor Dell 14-3421 SeriesFor Dell 14-3437 SeriesFor Dell 14-5421 SeriesFor Dell 14-N3421 SeriesFor Dell 14-N5421 SeriesFor Dell 14R SeriesFor Dell 14R-3421 SeriesFor Dell Inspiron 15 SeriesFor Dell 15-3521 SeriesFor Dell 15-3537 SeriesFor Dell 15R-5521 SeriesFor Dell 17-3721 SeriesFor Dell 17R SeriesFor Dell 17R-5737 SeriesFor Dell 17R-N3721 SeriesFor Dell 17R-N3737 SeriesFor Dell 17R-N5721 SeriesFor Dell 17R-N5737 SeriesFor Dell 3421 SeriesFor Dell 3437 SeriesFor Dell N5521 SeriesFor Dell N5537 SeriesFor Dell N5721 SeriesFor Dell N5737 SeriesFor Dell Latitude 3440 SeriesFor Dell Latitude 3540 SeriesFor Dell Latitude E3440 SeriesFor Dell Latitude E3540 SeriesFor Dell Vostro 2421 SeriesFor Dell Vostro 2521 SeriesFor Dell 15R-5537 SeriesFor Dell 15R-N3521 SeriesFor Dell 15R-N5521 SeriesFor Dell 15R-N5537 SeriesFor Dell Inspiron 17 SeriesFor Dell Latitude 15 3000 SeriCompatible Part you can give us positive response as soon as you receive the goods, we would be very grateful.
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3、If you are not satisfied, you really want to leave us negative response, please wait a moment, please contact us first, we will definitely solve your problem and make you satisfied.
4、Even if something is beyond our control, we will do our best to solve it. We don't want to give you a bad buying experience.