Battery for MacBook Pro 13" A2289 A2159 A2338 A2171, 58.2Wh 11.36V Li-ion Laptop Battery, Compatible with 2020 2019 2018 Models, High Capacity, 1-Year Warranty

**Product Overview**
This high-performance replacement battery is specifically designed for MacBook Pro 13-inch models A2289, A2159, A2338, and A2171 (20182020). It delivers the exact 58.2W h capacity and 11.36V voltage as the original, ensuring your laptop runs at peak efficiency without unexpected shutdowns.

** Important Voltage Warning**
Please verify your original battery voltage before purchase. This battery is 11.36V (3-cell series). Using an incorrect voltage may cause charging failure or damage your device. If your original battery is 11.4V or 11.46V, this unit is still compatible. If your original is 7.6V or 12.8V, this battery will NOT work.

**Compatibility List**
- MacBook Pro 13" Retina (2020, 2 Thunderbolt 3 ports) Model A2289
- MacBook Pro 13" Retina (2019, 2 Thunderbolt 3 ports) Model A2159
- MacBook Pro 13" Retina (2020, 4 Thunderbolt 3 ports) Model A2338
- MacBook Pro 13" Retina (2018, 4 Thunderbolt 3 ports) Model A2171

**Specifications**
| Parameter | Value |
|-----------|-------|
| Battery Type | Li-ion (Rechargeable) |
| Voltage | 11.36V (nominal) |
| Capacity | 58.2W h / 5110mAh |
| Cell Count | 3 cells |
| Color | Black |
| Weight | Approx. 220g |
| Warranty | 1 Year |

**Comparison Table: Original vs Replacement**
| Feature | Original Apple Battery | Our Replacement |
|---------|----------------------|----------------|
| Capacity | 58.2W h | 58.2W h (same) |
| Voltage | 11.36V | 11.36V (same) |
| Cell Quality | OEM | Grade A cells |
| Safety Protection | Yes | Yes (BMS chip) |
| Price | High | Affordable |
| Warranty | 1 year | 1 year |

**Installation Tips**
1. Power off your MacBook and disconnect the charger.
2. Remove the lower case screws (P5 pentalobe).
3. Carefully disconnect the original battery connector from the logic board.
4. Peel off the old adhesive strips and remove the battery.
5. Place the new battery into the compartment, connect the cable, and press firmly to secure the adhesive.
6. Reattach the lower case and screws.
7. Charge the battery to 100% before first use for optimal calibration.

**Note: ** If you are not experienced with laptop repair, we recommend having a professional technician install this battery to avoid damage to your device.

**Package Includes**
1 x Replacement Battery for MacBook Pro 13"
1 x Set of Adhesive Strips (pre-installed)
1 x Installation Guide (digital copy available upon request)