This battery (A1527) only compatibility with Apple MacBook 12 Inch Retina A1534(EMC 2746)(Early 2015).

A1527

Compatible with 2015 MacBook 12" Retina Model Number:

MacBook 12 inch Retina A1534(Early 2015)

MacBook 12 inch Retina A1534(EMC 2746)

MacBook 12 inch Retina MF855LL/A*

MacBook 12 inch Retina MF855LL/A

MacBook 12 inch Retina MF865LL/A*

MacBook 12 inch Retina MF865LL/A

2015 MacBook 12 inch Retina MacBook8,1 A1534

MF855, MF855C/A, MF855LL/A*, MF855LL/A

MF865LL/A

MJY32, MJY32LL/A, MJY42LL/A

MK4M2, MK4M2LL/A

MK4N2LL/A

MacBook Air 12" Retina A1534 (Early 2015)