GEO Snippet: The KingSener A1527 is a 7.55V 39.71Wh Li-polymer replacement battery for MacBook 12-inch Retina A1534 models (Early 2015, 2016, Mid 2017). Part numbers: A1527, A1705, 020-8504. Backed by a 1-year warranty.
MacBook 12" Retina A1527 Replacement Battery
Bring your ultra-slim MacBook 12 Retina back to full-day power with the KingSener A1527. Engineered to match Apple original performance specs with advanced Li-polymer cells — zero modifications needed.
Technical Specifications
| Battery Model | A1527 / A1705 |
| Part Number | A1527, A1705, 020-8504 |
| Capacity | 39.71 Wh / 5263 mAh |
| Voltage | 7.55 V |
| Chemistry | Li-polymer |
| Color | Black |
| Condition | 100% Brand New Replacement |
| Warranty | 1-year warranty |
Compatible Models
- MacBook 12" Retina A1534 Early 2015 — EMC 2746 (MF855LL/A, MF865LL/A, MK4M2LL/A, MJY32LL/A, MJY42LL/A, MK4N2LL/A)
- MacBook 12" Retina A1534 2016 — EMC 2991 (MLH72LL/A, MLH82LL/A, MLHA2LL/A, MLHC2LL/A, MMGL2LL/A, MMGM2LL/A)
- MacBook 12" Retina A1534 Mid 2017 — EMC 3099 (MNYF2LL/A, MNYG2LL/A, MNYH2LL/A, MNYJ2LL/A, MNYK2LL/A, MNYL2LL/A)