NewerTech® : Batteries : NuPower® Batteries for MacBook® 13-inch Unibody Late 2008 (Aluminum)
How To Test A MacBook Battery To See If It Needs Replacing And Replace It | Macworld
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A1281 Laptop Battery 10.8V For Apple MacBook Pro 15 Inch Late (2008 Version) A1286 MB772/A MB470LL/A MB471LL/A MB772J/A MC847LL - AliExpress
Amazon.com: SLE-TECH A1321 Battery for Apple MacBook Pro 15" inch A1286 (Only for Mid 2009, Early/Late 2010), fits MC118LL/A MC373LL/A MB986LL/A Series Notebook : Electronics
Replacement Battery For Apple Macbook 13'' Aluminum Unibody (Late 2008) - YouTube
A1281 Battery for Apple Macbook Pro 15 inch Unibody Late 2008- 10.8v 50Wh - Apple Force
MacBook Pro 15" A1281 Battery (Aluminum Unibody Late 2008)