Battery for Apple MacBook 12-inch A1534 (2015-2017) 7.6V 41.4Wh, Compatible with MF855 MJY32 MK4M2 A1527 High Capacity, 1-Year Warranty

**Product Overview**
This high-quality replacement battery is specifically designed for the Apple MacBook 12-inch Retina (Model A1534) released between 2015 and 2017. It perfectly matches the original specifications: 7.6V voltage and 41.4W h capacity, ensuring your laptop returns to its original battery life. Whether you own the MF855, MJY32, MK4M2, or A1527 variant, this battery is a reliable drop-in replacement.

**Important Voltage Warning**
Please confirm your original battery voltage is ** 7.6V ** before purchasing. This battery is NOT compatible with 11.4V or other voltage models. Using an incorrect voltage battery may cause system failure or safety hazards.

**Compatibility List**
- Apple MacBook 12-inch Retina (Early 2015) Model A1534
- Apple MacBook 12-inch Retina (Early 2016) Model A1534
- Apple MacBook 12-inch Retina (2017) Model A1534
- Compatible Part Numbers:
- MF855LL/A
- MJY32LL/A
- MK4M2LL/A
- A1527

**Specifications Table**

| Parameter | Value |
|-----------|-------|
| Battery Type | Lithium-Polymer (Li-Po) |
| Voltage | 7.6V |
| Capacity | 41.4W h / 5447mAh |
| Cell Count | 4 cells |
| Color | Black |
| Dimensions | 280 x 195 x 5.5 mm (approx. ) |
| Weight | 220g (approx. ) |
| Warranty | 1 Year |

**Comparison Table: Original vs. Replacement**

| Feature | Original Apple Battery | Our Replacement |
|---------|-----------------------|----------------|
| Voltage | 7.6V | 7.6V (identical) |
| Capacity | 41.4W h | 41.4W h (identical) |
| Cell Quality | OEM | Grade A+ cells |
| Safety Certifications | Yes | CE, RoHS, FCC |
| Price | High | Affordable |
| Warranty | Limited | 1-Year |

**Installation Tips**
1. Power off your MacBook completely and disconnect the charger.
2. Remove the bottom case screws (P5 pentalobe) carefully.
3. Disconnect the original battery connector from the logic board.
4. Gently lift the old battery use a plastic spudger if adhesive is strong.
5. Clean any residual adhesive from the chassis.
6. Place the new battery in position, connect the cable, and secure the connector.
7. Replace the bottom case and screws.
8. Charge the battery to 100% before first use for optimal calibration.

**Note: ** If you are not experienced with laptop battery replacement, we recommend seeking professional assistance to avoid damage to internal components.

**Package Includes**
- 1x Replacement Battery
- 1x Set of Installation Tools (screwdrivers, spudger, adhesive strips)


**Customer Support**
We stand behind our product quality. If you have any questions about compatibility or installation, please contact us we will respond within 24 hours.