5200 mAh 14.8v // compatible with : Aspire 1680, 1640, 1650, 1680, 1690, 3000, 3500, 5000, 5510, Extensa: 2300, 3000, 4100, TravelMate: 2300, 2310, 2430, 2460, 4000, 4010, 4020, 4060, 4070, 4080, 4100, 4210, 4220, 4270, 4500, 4600, 4670

4400 mAh 7.4 V // Compatible with : Models MacBook Air 13.3 " A1304MacBook Air 13.3" A1237MacBook Air 13.3" MB003MacBook Air 13.3" MB003J/AMacBook Air 13.3" MB003LL/AMacBook Air 13.3" MB003TA/AMacBook Air 13.3" MB003X/AMacBook Air 13.3" MB003ZP/AMacBook Air 13.3" MB940LL/AMacBook Air 13.3" MC233*/AMacBook Air 13.3" MC233CH/AMacBook Air 13.3" MC233LL/AMacBook Air 13.3" MC233TA/AMacBook Air 13.3" MC233X/AMacBook Air 13.3" MC233ZP/AMacBook Air 13.3" MC234*/AMacBook Air 13.3" MC234CH/AMacBook Air 13.3" MC234LL/AMacBook Air 13.3" MC234TA/AMacBook Air 13.3" MC234X/AMacBook Air 13.3" MC234ZP/AMacBook Air 13.3" MC503CH/AMacBook Air 13.3" MC503J/AMacBook Air 13.3" MC503TA/AMacBook Air 13.3" MC503X/AMacBook Air 13.3" MC503ZP/AMacBook Air 13.3" MC504J/AMacBook Air 13.3" MC504LL/AMacBook Air 13.3" MC504TA/AMacBook Air 13.3" MC504X/AMacBook Air 13.3" MC504ZP/AMacBook Air 13.3" Z0FS

5200 mAh 10.8 v // Compatible with : Models MacBook Pro 15.4" A1286 (Mid 2009)MacBook Pro 15.4" A1286 (Mid 2010)MacBook Pro 15.4" MB985*/AMacBook Pro 15.4" MB985CH/AMacBook Pro 15.4" MB985J/AMacBook Pro 15.4" MB985LL/AMacBook Pro 15.4" MB985TA/AMacBook Pro 15.4" MB985X/AMacBook Pro 15.4" MB985ZP/AMacBook Pro 15.4" MB986*/AMacBook Pro 15.4" MB986CH/AMacBook Pro 15.4" MB986J/AMacBook Pro 15.4" MB986LL/AMacBook Pro 15.4" MB986TA/AMacBook Pro 15.4" MB986X/AMacBook Pro 15.4" MB986ZP/AMacBook Pro 15.4" MC118MacBook Pro 15.4" MC118*/AMacBook Pro 15.4" MC118CH/AMacBook Pro 15.4" MC118J/AMacBook Pro 15.4" MC118LL/AMacBook Pro 15.4" MC118TA/AMacBook Pro 15.4" MC118X/AMacBook Pro 15.4" MC118ZP/AMacBook Pro 15.4" MC371LL/AMacBook Pro 15.4" MC372LL/AMacBook Pro 15.4" MC373LL/AMacBook Pro 15.4" Precision Aluminum Unibody (2009 Version)

5200 mAh 10.8 V // compatible with : 2008 Macbook pro 15 inch Battery A1281 A1286

4400 mAh 7.6 V // Compatible with : Models MacBook Air 11.6" A1370MacBook Air 11.6" A1465MacBook Air 11.6" MC968LL/A*MacBook Air 11.6" MD223B/AMacBook Air 11.6" MD223D/AMacBook Air 11.6" MD223F/AMacBook Air 11.6" MD223K/AMacBook Air 11.6" MD223LL/A*MacBook Air 11.6" MD223N/AMacBook Air 11.6" MD223X/AMacBook Air 11.6" MD711LL/A*MacBook Air 11.6" MD711LL/B*MacBook Air 11.6" MJVM2LL/A*

5200 mAh 7.3 V // compatible with : Models MacBook Air 13.3" A1369MacBook Air 13.3" A1466MacBook Air 13.3" MC503LL/A*MacBook Air 13.3" MC965LL/A*MacBook Air 13.3" MD231B/AMacBook Air 13.3" MD231D/AMacBook Air 13.3" MD231F/AMacBook Air 13.3" MD231J/AMacBook Air 13.3" MD231K/AMacBook Air 13.3" MD231LL/A*MacBook Air 13.3" MD231N/AMacBook Air 13.3" MD231X/AMacBook Air 13.3" MD231Y/AMacBook Air 13.3" MD508LL/A*MacBook Air 13.3" MD760LL/B*MacBook Air 13.3" MJVE2LL/A*