1x Battery for Apple MacBook Pro 13 - A1278 - Mid 2012 10.95V 5900mAh
100% compatible with Apple batteries - Fully compatible with Apple MacBook Pro 13 - A1278, Pro 13 - A1278 - Early 2011, Pro 13 - A1278 - Mid 2012, Pro 13 - A1278 - Late 2011, Pro 13 - A1278 - Mid 2010, Pro 13 - A1278 - Mid 2009.