Amazon.com: iFixit Battery Compatible with MacBook Pro 15" Unibody (Early 2011 - Mid 2012) : Electronics
Battery life of macbook air with different hardware configuration - Ask Different
MacBook Pro 15" A1321 Battery for Model A1286 (2009-Early 2011)
Determine battery cycle count for Mac laptops - Apple Support
Amazon.com: TREE.NB Battery for Apple A1331 A1342 MacBook Unibody 13 Inch (Late 2009 Mid 2010) Fits 661-5391 661-5585 MC207LL/A MC516LL/A 10.95V 63.5Wh : Electronics
A1382 Battery for MacBook Pro 15" Unibody A1286 2011-Mid 2012
![Amazon.com: ELECBRAiN New Laptop Replacement Battery for A1278 A1322 [ MacBook Pro 13 inch] - (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012), fit MB990LL/A MC724LL/A - [Li-Polymer 6-Cell 66.6Wh 11.1V] : Electronics](https://m.media-amazon.com/images/I/61MguYt8AFL._AC_UF894,1000_QL80_.jpg "Amazon.com: ELECBRAiN New Laptop Replacement Battery for A1278 A1322 [ MacBook Pro 13 inch] - (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012), fit MB990LL/A MC724LL/A - [Li-Polymer 6-Cell 66.6Wh 11.1V] : Electronics")
Amazon.com: ELECBRAiN New Laptop Replacement Battery for A1278 A1322 [ MacBook Pro 13 inch] - (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012), fit MB990LL/A MC724LL/A - [Li-Polymer 6-Cell 66.6Wh 11.1V] : Electronics
Amazon.com: A1382 Battery for MacBook Pro 15 inch A1286 Early 2011 Late 2011 Mid 2012 New Replacement Laptop Battery (7200mAh 10.95V/78.84Wh 25 Months Warranty) : Electronics
Battery Life - The 2011 MacBook Air (11 & 13-inch): Thoroughly Reviewed
MacBook Air Real World Battery Life (Mid-2011): EveryMac.com
Battery Life - The 2011 MacBook Air (11 & 13-inch): Thoroughly Reviewed
Battery for MacBook Air 11" A1370 + A1465 (Mid 2011-Early 2015)
Very poor battery life in mid 2011 Macboo… - Apple Community
Late 2013 MacBook Pro review: battery life - muada.com
MacBook Air 13" MC503LL/A Battery
Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
Check Battery Cycle Count on a Mac | OSXDaily
Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
![Amazon.com: NinjaBatt Battery A1278 A1322 for Apple MacBook Pro 13" [Mid 2012 2010 2009 Early 2011 Late 2011] - High Performance [76.56Wh/11.6Vv] : Electronics](https://m.media-amazon.com/images/I/817hY3kqIFL._AC_UF350,350_QL80_.jpg "Amazon.com: NinjaBatt Battery A1278 A1322 for Apple MacBook Pro 13\" [Mid 2012 2010 2009 Early 2011 Late 2011] - High Performance [76.56Wh/11.6Vv] : Electronics")
Amazon.com: NinjaBatt Battery A1278 A1322 for Apple MacBook Pro 13" [Mid 2012 2010 2009 Early 2011 Late 2011] - High Performance [76.56Wh/11.6Vv] : Electronics
Check Battery Cycle Count on a Mac | OSXDaily
Show Remaining Battery Life in the Mac OS X Menu Bar | OSXDaily
Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
How to find out your MacBook battery cycle count
How to Tell If Your MacBook Needs a New Battery | iFixit News
Find out if it's time to replace your MacBook's battery - CNET
2015 13-inch MacBook Pro – Battery Life Review | Trusted Reviews
![Amazon.com: CSEXCEL New Laptop Battery for MacBook Air 13" A1405 A1377 A1496 A1369 (Late 2010 Mid 2011) A1466 (Mid 2012 Mid 2013 Early 2014 Early 2015,2017) [Li-Polymer 55Wh] : Electronics](https://m.media-amazon.com/images/I/710xBMAyLXL._AC_UF894,1000_QL80_.jpg "Amazon.com: CSEXCEL New Laptop Battery for MacBook Air 13\" A1405 A1377 A1496 A1369 (Late 2010 Mid 2011) A1466 (Mid 2012 Mid 2013 Early 2014 Early 2015,2017) [Li-Polymer 55Wh] : Electronics")
Amazon.com: CSEXCEL New Laptop Battery for MacBook Air 13" A1405 A1377 A1496 A1369 (Late 2010 Mid 2011) A1466 (Mid 2012 Mid 2013 Early 2014 Early 2015,2017) [Li-Polymer 55Wh] : Electronics
Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
Battery Life - The MacBook Pro Review (13 & 15-inch): 2011 Brings Sandy Bridge
