10.95v 63.5wh New Original A1322 Laptop Battery For Apple Macbook Pro 13" A1278 Mid 2009/2010/2011/2012 With Tools - Laptop Batteries - AliExpress
Battery Replacement Kit for 13-inch MacBook Pro (2019)
Amazon.com: Angwel A1286 A1382 Laptop Battery for MacBook Pro 15 inch Early 2011 Late 2011 Mid 2012[10.95V 77.5Wh] : Electronics
Amazon.com: LXHY 77.5WH Type A1321 Battery Replacement for Apple MacBook Pro 15" inch A1286(Mid 2009 Mid 2010 Version), MB985 MB986J/A MB986CH/A MC118 MB986 661-5211 020-6380-A 020-6766-B : Electronics
Lithium Ion Polymer Battery - 3.7V 10050mAh (10 Ah) : ID 5035 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Hot Lithium Polymer Battery LP624765 3.7V 2100mAh 7.77Wh
3.7 V 400mAh+ Ultra Thin Lipo Battery | Lipolybatteries.com
LXHY 77.5WH Type A1321 Battery Replacement for Apple MacBook Pro 15" inch A1286(Mid 2009 Mid 2010 Version), MB985 MB986J/A MB986CH/A MC118 MB986 661-5211 020-6380-A 020-6766-B : Electronics - Amazon.com
Amazon.com: HXJNLDC DC 3.7V 2100mAh 654060(704060) Rechargeable Lithium Polymer Replacement Battery for DIY 3.7-5V Electronic Product, Mobile Energy Storage Power Supply. : Electronics