MagSafe Won't Charge a MacBook? It's Probably a Simple Fix | OSXDaily
SOLVED: Completely dead MacBook Pro, won't turn on. - MacBook Pro 13" Unibody Mid 2012 - iFixit
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
How To Calibrate a Mac Laptop's Power System - NewerTech
A1322 Battery,Runpower Replacement Battery for MacBook Pro 13 inch A1278 Battery(Mid 2009 Mid 2010