NOTE!!!
When you are installing the battery, please DO NOT tear off the film (on the battery) at first, after you installed the battery,
you can tear off the film. & It is recommended to fully charge and discharge the battery at least three times to activate the cell activity!
Compatible Laptop Model:
MacBook Pro 15" "Core i7" A1398 2012 Early-2013 Retina Series
MD831LL/A MC975LL/A MC976LL/A ME665LL/A ME664LL/A
MacBook Pro "Core i7" 2.3 15" Retina Series
MacBook Pro "Core i7" 2.4 15" Retina Series
MacBook Pro "Core i7" 2.6 15" Retina Series
MacBook Pro "Core i7" 2.7 15" Retina Series
MacBook Pro "Core i7" Early-2013 2.7 15" Retina Series
MacBook Pro "Core i7" Early-2013 2.8 15" Retina Series