11.1 Volts - also compatible with 10.8 Volt systems5200 mAh or 58 Whr; also compatible with 4800 & 4400 mAh batteries6 Cell Li-ion, 30 day full satisfaction guarantee300-500 recharge cyclesReplaces these many laptop battery part numbers:4UR-18650Y-QC-271 3UR18650F-3-QC-ZR1 3UR18650Y-2-QC261 BATEFL50L6C40 BATEFL50L6C48 BT.00403.012 BT.00404.011 BT.00405.008 BT.00603.006 BT.00603.010 BT.00603.025 BT.00603.030 BT.00604.001 BT.00604.004  BT.00604.012 BT.00903.007 LC.BTP00.001 LC.BTP00.002 LC.BTP01.006 LIP6220QUPC LIP6220QUPC SY6 Q20168Compatible with the following models:Acer Aspire 5500Acer Aspire 5501WXCiAcer Aspire 5501WXMiAcer Aspire 5502WLMiAcer Aspire 5502WXCiAcer Aspire 5502WXMiAcer Aspire 5503WLMiAcer Aspire 5503WXCiAcer Aspire 5503WXMiAcer Aspire 5504WXMiAcer Aspire 3050Acer Aspire 3050WXMiAcer Aspire 3053NWXCiAcer Aspire 3053NWXMiAcer Aspire 3053WXCiAcer Aspire 3053WXMiAcer Aspire 3054NWXCiAcer Aspire 3054NWXMiAcer Aspire 3054WXCiAcer Aspire 3054WXMiAcer Aspire 3600Acer Aspire 3602NWXMAcer Aspire 3603NWXCiAcer Aspire 3603NWXMAcer Aspire 3603NWXMiAcer Aspire 3603WLCiAcer Aspire 3603WXCiAcer Aspire 3603WXMiAcer Aspire 3603XCiAcer Aspire 3608NWXCiAcer Aspire 3608WXCiAcer Aspire 3608WXMiAcer Aspire 3610Acer Aspire 3610WLMiAcer Aspire 3612LCAcer Aspire 3612LCiAcer Aspire 3613LCAcer Aspire 3613LCiAcer Aspire 3613NWLCiAcer Aspire 3613WLCiAcer Aspire 3613WLMiAcer Aspire 3614WLMiAcer Aspire 3680Acer Aspire 3680WXCiAcer Aspire 3680WXMiAcer Aspire 3681NWXCiAcer Aspire 3681WXCiAcer Aspire 3681WXMiAcer Aspire 3682NWLMiAcer Aspire 3682NWXCiAcer Aspire 3682NWXMiAcer Aspire 3682WLMiAcer Aspire 3682WXCiAcer Aspire 3682WXMiAcer Aspire 3683NWXMiAcer Aspire 3683WXMiAcer Aspire 5050Acer Aspire 5050NWXMiAcer Aspire 5051ANWXCiAcer Aspire 5051ANWXMiAcer Aspire 5051NWXCiAcer Aspire 5051NWXMiAcer Aspire 5051WXCiAcer Aspire 5051WXMiAcer Aspire 5052ANWXMiAcer Aspire 5052NWXCiAcer Aspire 5052NWXMiAcer Aspire 5052WXMiAcer Aspire 5053NWXMiAcer Aspire 5053WXMiAcer Aspire 5500Acer Aspire 5501WXCiAcer Aspire 5501WXMiAcer Aspire 5502WLMiAcer Aspire 5502WXCiAcer Aspire 5502WXMiAcer Aspire 5503WLMiAcer Aspire 5503WXCiAcer Aspire 5503WXMiAcer Aspire 5504WXMiAcer Aspire 5570Acer Aspire 5570ANWXCiAcer Aspire 5570ANWXMiAcer Aspire 5570AWXMiAcer Aspire 5570NWXCiAcer Aspire 5570NWXMiAcer Aspire 5570WXMiAcer Aspire 5570ZAcer Aspire 5570ZWXMiAcer Aspire 5571ANWXCiAcer Aspire 5571ANWXMiAcer Aspire 5571AWXMiAcer Aspire 5571NWNMiAcer Aspire 5571NWXCiAcer Aspire 5571NWXMiAcer Aspire 5571WXCiAcer Aspire 5571WXMiAcer Aspire 5571ZNWXCiAcer Aspire 5572ANWXCiAcer Aspire 5572ANWXMiAcer Aspire 5572AWXMiAcer Aspire 5572ZNWXCiAcer Aspire 5572ZNWXMiAcer Aspire 5572ZWXCiAcer Aspire 5572ZWXMiAcer Aspire 5573WXMiAcer Aspire 5580Acer Aspire 5580WXMiAcer Aspire 5582NWXMiAcer Aspire 5582WXMiAcer Aspire 5583NWXCiAcer Aspire 5583NWXMiAcer Aspire 5583WXCiAcer Aspire 5583WXMiAcer Aspire 5583XCiAcer Aspire 5583XMiAcer Aspire 5584NWXMiAcer Aspire 5584WXCiAcer Aspire 5584WXMiAcer Aspire 5585AWXMiAcer Aspire 5585NWXCiAcer Aspire 5585WXCiAcer Aspire 5585WXMiAcer TravelMate 2480Acer TravelMate 2480AWXMiAcer TravelMate 2480NWXCiAcer TravelMate 2480WXCiAcer TravelMate 2480WXMiAcer TravelMate 2481NWXCiAcer TravelMate 2481WXCiAcer TravelMate 2481WXMiAcer TravelMate 2482AWXMiAcer TravelMate 2482NWXCiAcer TravelMate 2482NWXMiAcer TravelMate 2482WXCiAcer TravelMate 2482WXMiAcer TravelMate 2483AWXMiAcer TravelMate 2483NWXCiAcer TravelMate 2483NWXMiAcer TravelMate 2483WXCiAcer TravelMate 2483WXMiAcer TravelMate 2484NWXCiAcer TravelMate 2484NWXMiAcer TravelMate 2484WXCiAcer TravelMate 2484WXMiAcer TravelMate 3220Acer TravelMate 3260Acer TravelMate 3260ANWXCAcer TravelMate 3260ANWXCiAcer TravelMate 3260ANWXMAcer TravelMate 3260ANWXMiAcer TravelMate 3260AWXMAcer TravelMate 3260AWXMiAcer TravelMate 3260NWXCAcer TravelMate 3260NWXCiAcer TravelMate 3260NWXMiAcer TravelMate 3260WXCAcer TravelMate 3260WXCiAcer TravelMate 3260WXMiAcer TravelMate 3261ANWXCiAcer TravelMate 3261ANWXMiAcer TravelMate 3261AWXMAcer TravelMate 3261AWXMiAcer TravelMate 3261NWXCAcer TravelMate 3261NWXCiAcer TravelMate 3261NWXMiAcer TravelMate 3261WXMAcer TravelMate 3261WXMiAcer TravelMate 3262ANWXCiAcer TravelMate 3262ANWXMiAcer TravelMate 3262AWXMAcer TravelMate 3262AWXMiAcer TravelMate 3262NWXCiAcer TravelMate 3262NWXMAcer TravelMate 3262NWXMiAcer TravelMate 3262WXCiAcer TravelMate 3262WXMAcer TravelMate 3262WXMiAcer TravelMate 3263ANWXMiAcer TravelMate 3263AWXMAcer TravelMate 3263AWXMiAcer TravelMate 3263NWXCiAcer TravelMate 3270Acer TravelMate 3270WXMiAcer TravelMate 3271WXMiAcer TravelMate 3272NWXCiAcer TravelMate 3272NWXMiAcer TravelMate 3272WXCiAcer TravelMate 3272WXMiAcer TravelMate 3273NWXMiAcer TravelMate 3273WXCiAcer TravelMate 3273WXMiAcer TravelMate 3274NWXCiAcer TravelMate 3274NWXMiAcer TravelMate 3274WXCiAcer TravelMate 3274WXMiAcer Aspire 3030, 3050, 3200, 3600, 3680, 5030, 5050, 5500, 5550, 5570, 5580 & Acer Extensa 2400, 2480 & Acer TravelMate 2400, 2480, 3210, 3220, 3230, 3260, 3270, 4310