MacBook 13" Unibody (A1342 Late 2009-Mid 2010) Battery
Amazon.com: Vinpera 77.5WH A1321 A1286 Laptop Battery for MacBook Pro 15" inch (Mid 2009, Mid 2010 Version) MB985LL/A MC118LL/A MC371LL/A MC372LL/A MC373LL/A MB986LL/A MB986J/A MB985 MB986 MC118 661-5211 : Electronics
Amazon.com: A1321 A1286 Battery for Apple Mac Book Pro 15 inch (Only for 2009 2010 Version) Fits MB985 MB986J/A MC118 MB986 Series Notebook -Ankon : 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
NewerTech® : Batteries : NuPower® Battery for MacBook Pro 15" Unibody Mid-2009 and Mid-2010 Models
A1331 Battery For Apple MacBook Pro 13" 15" 17" A1342 (Late 2009 Mid 2010) Fast | eBay