Function is working correctly, and then carrying out the installation.
ARyee A1278 Battery Compatible with Apple MacBook Pro 13.3" MacBook Pro 13" A1278 (Mid 2009 to Mid 2012) MC374LL/A MC375LL/A,MC700LL/A MC724LL/A MD314LL/A MD313LL/A MD101LL/A
7XINbox 63.5Wh A1322 Laptop Battery for MacBook Pro 13" A1278 (Mid 2009 2010 2011 2012) Unibody MacBook Pro 13 A1322 MB990LL/A MB990CH/A MB990J/A Replacement Battery
Pardarsey Replacement Internal Left and Right Speaker L & R Speakers Set Compatible For MacBook Pro 13" A1278 (Early 2011, Late 2011 & Mid 2012)
Padarsey Replacement Internal Right & Left Speaker L & R Speakers Set Compatible for MacBook Pro 13" A1278 (Early 2011, Late 2011 & Mid 2012)
ChenGong - Left and Right Speakers 922-9057 Replacement Compatible with MacBook Pro 13" A1278 Mid 2009 2010
ChenGong - Speaker Set, Left and Right Replacement Internal Speaker Compatible with MacBook Pro 13" A1278 2011 2012, 922-9772, 604-2713-A
