Model  ASPIRE 5520 5920 5920GPart NoAR5921LHVoltage11.1Number of cells6 CellRating  4400mAh/49whWarranty 06 Months Highly Compatible Acer 5520 Battery for Acer Aspire 5320, Aspire 5520 Series, Aspire 5710 Series, Aspire 5720 Series Laptops.Compatible Battery Part NumberAK.006BT.019Acer AS07B31Acer AS07B32Acer AS07B41Acer AS07B42AK.006BT.019Acer AS07B52Acer AS07B61Acer AS07B71Acer AS07B71Acer AS07B72Acer BT.00603.033Acer BT.00603.041Acer BT.00603.042Acer BT.00604.018Acer BT.00604.024Acer BT.00605.015Acer BT.00605.020Acer BT.00605.021Acer BT.00607.010Acer BT.00607.034Acer BT.00804.020Acer BT.00804.024Acer LC.BTP00.007Acer LC.BTP00.008Acer LC.BTP00.014Compatible Laptop ModelsAcer Aspire 5220Acer Aspire 5935Acer Aspire 5935GAcer Aspire 5220GAcer Aspire 5230Acer Aspire 5235Acer Aspire 5300Acer Aspire 5310 SeriesAcer Aspire 5315 SeriesAcer Aspire 5320Acer Aspire 5330Acer Aspire 5520 SeriesAcer Aspire 5520-5A2G16Acer Aspire 5520-6A2G12MiAcer Aspire 5520-7A1G16Acer Aspire 5520-7A1G16FAcer Aspire 5520G SeriesAcer Aspire 5520G-402G25MiAcer Aspire 5520G-602G16Acer Aspire 5520G-602G16FAcer Aspire 5520-T38P12Acer Aspire 5520-T38P8Acer Aspire 5520-T38P8FAcer Aspire 5520-TX58P12Acer Aspire 5520-TX58P16Acer Aspire 5530Acer Aspire 5530GAcer Aspire 5530-U6FAcer Aspire 5535Acer Aspire 5535-704G32MnAcer Aspire 5535-S6Acer Aspire 5710 SeriesAcer Aspire 5710GAcer Aspire 5710ZAcer Aspire 5710ZGAcer Aspire 5715Acer Aspire 5715Z SeriesAcer Aspire 5720 SeriesAcer Aspire 5720GAcer Aspire 5720ZAcer Aspire 5720ZGAcer Aspire 5730Acer Aspire 5730ZAcer Aspire 5730ZGAcer Aspire 5735Acer Aspire 5735ZAcer Aspire 5739Acer Aspire 5739GAcer Aspire 5739GAcer Aspire 5739G-6132Acer Aspire 5739G-6959Acer Aspire 5910GAcer Aspire 5920Acer Aspire 5920 SeriesAcer Aspire 5920-1A2G16MiAcer Aspire 5920-302G12MiAcer Aspire 5920-302G16MNAcer Aspire 5920-3A2G16MiAcer Aspire 5920-6582Acer Aspire 5920-6661Acer Aspire 5920G SeriesAcer Aspire 5920G-102G16Acer Aspire 5920G-302G16MNAcer Aspire 5920G-302G20HAcer Aspire 5920G-302G20NAcer Aspire 5920G-302G25Acer Aspire 5920G-302G25HiAcer Aspire 5920G-302G25HnAcer Aspire 5920G-302G25MnAcer Aspire 5920G-3A2G25MnAcer Aspire 5920G-601G16Acer Aspire 5920G-601G16FAcer Aspire 5920G-602G16