NOTE: This battery is NOT compatible with MacBook Pro 15" A1398 Late 2013 Mid 2014 Early 2015 version A1417 A1398 Battery Capacity: 95Wh, Voltage: 10.95V. The battery is durable and has overcurrent protection, anti-overcharge, anti-overdischarge and temperature control functions. Compatibility: A1417 Laptop Battery, MacBook Pro 15 inch Retina A1417 A1398 [Mid 2012 and Early 2013 Version], MD831LL/A MC975LL/A MC976LL/A ME665LL/A ME664LL/A 100% New Manufacturer,factory direct supply and best price, New replacement works perfectly, Grade A cells ensure fast charges and low power consumption;Built-in circuit protection ensures both safety and stability. What you get: 1*A1417 / A1398 battery, 2*screwdrivers. Support: 24 x 7 Email Support, 30 days money back.
NOTE!!!
Important to find MacBook model number: About this Mac --> More info... --> Serial number--> Check your MacBook's version on official website or Google with the SN. (Please check the MacBook Pro Model Number on the laptop back case and make sure your own laptop battery Connection Line Position before place order!)

Compatible with Laptop Models:
Compatible with MacBook Pro 15" "Core i7" A1398 Mid 2012 Early 2013 Retina Series MD831LL/A MC975LL/A MC976LL/A ME665LL/A ME664LL/A
Compatible with MacBook Pro "Core i7" 2.3 15" Retina Series
Compatible with MacBook Pro "Core i7" 2.4 15" Retina Series
Compatible with MacBook Pro "Core i7" 2.6 15" Retina Series
Compatible with MacBook Pro "Core i7" 2.7 15" Retina Series
Compatible with MacBook Pro "Core i7" Early-2013 2.7 15" Retina Series
Compatible with MacBook Pro "Core i7" Early-2013 2.8 15" Retina Series

NOTE:
This A1417 battery is for MacBook Pro 15" A1398 Mid 2012 and Early 2013 Retina Series
NOT for A1398 Late 2013 Late 2013 Mid 2014 Early 2015/NOT a Mac Book Pro A1494 battery