A1278 MacBook Pro. It's included but isn't attached. I leave it switched off.
DR BATTERY Replacement Battery A1322 for Apple A1278 MacBook Pro 13 inch Mid 2009 Mid 2010 Early 2011 Late 2011 Mid 2012 [10.95V / 70Wh]
Keyboard for Apple MacBook Pro 13.3 inch A1278 A1280 A1279 Spanish Keyboard for Apple MacBook Pro 13.3 A1278 A1280 A1279 Spanish Teclado Espanoll MC700 MC724 MB990 MC374.
KXRSII A1322 A1278 Laptop Battery for MacBook Pro 13 Inch (2012 2011 2010 2009 Version), MB990*/A MB990LL/A MB990J/A 020-6547-A 661-5229 661-5557 MacBook Pro 13 inch [[[10.95 V, 65.7 Wh]
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
FINDING CASE Macbook Pro 13 Inch CD-ROM (non-retina) A1278, 2 In 1 Glossy Crystal Hard Case For MacBook Pro 13.3” with CD-ROM + UK/EU layout Silicone Keyboard Cover (crystal Clear)
ASUNCELL A1278 A1322 Laptop Battery for MacBook Pro 13 Inch A1278 A1322 (2009 2010 2011 2012 Version), MB990*/A / MB990CH/A / MB990J/A / MB990LL/A / MB990TA/A / MB990ZP/A / MB991*/A MC700LL/A