Battery for ACER V5-171 Series, AL12B72 / AL12B31 / AL12B32 / Q1VZC, 11.1V 4400mAh 48Wh Li-ion Laptop Battery [2-Year Warranty]

**Product Overview**
This high-performance replacement battery is specifically designed for ACER Aspire V5-171 series laptops. It replaces original battery models AL12B72, AL12B31, AL12B32, and Q1VZC. With a capacity of 4400mAh (48Wh) at 11.1V, it delivers reliable power for extended usewhether youre working on documents, streaming videos, or browsing the web.

**Important Voltage Warning**
Please verify your original battery voltage before purchasing. This battery is 11.1V (3-cell series). If your original battery is 14.8V or 7.4V, it will NOT be compatible. Using an incorrect voltage may damage your laptop or cause safety hazards.

**Compatible Laptop Models**
- ACER Aspire V5-171
- ACER Aspire V5-171-323B4G50
- ACER Aspire V5-171-53334G50
- ACER Aspire V5-171-6891
- ACER Aspire V5-171-5333B4G50
- (Other V5-171 variants with the same battery compartment)

**Compatible Battery Part Numbers**
- AL12B72
- AL12B31
- AL12B32
- Q1VZC
- KT. AL12B72
- KT. AL12B31
- KT. AL12B32

**Specifications**
- Chemistry: Lithium-Ion (Li-ion)
- Voltage: 11.1V (nominal)
- Capacity: 4400mAh / 48Wh
- Cells: 3-cell
- Color: Black
- Weight: Approx. 220g
- Dimensions: 205 x 70 x 20 mm (please compare with your original battery)

**Comparison Table**

| Feature | Our Battery (4400mAh) | Standard OEM (3800mAh) |
|---------|-----------------------|------------------------|
| Capacity | 4400mAh / 48Wh | 3800mAh / 42Wh |
| Runtime (Typical) | Up to 4.5 hours | Up to 3.5 hours |
| Cell Grade | Grade A (new) | OEM (may vary) |
| Warranty | 24 months | 12 months |
| Overcharge Protection | Yes | Yes |

**Installation Tips**

1. Power off your laptop and unplug the AC adapter.

2. Remove the battery compartment cover (if applicable) or slide the battery release latch.

3. Gently lift out the old battery.

4. Insert the new battery until it clicks into place.

5. Reattach the cover, plug in the charger, and let the battery fully charge before first use.

6. For optimal lifespan, avoid draining the battery completely; charge when it reaches 20%.

**Safety & Quality**
Each battery undergoes strict quality control, including voltage, capacity, and short-circuit testing. Built-in protection circuits guard against overcharge, over-discharge, and overheating.

**Package Includes**
- 1 x Replacement Battery


**Warranty**
We offer a 24-month warranty and 30-day money-back guarantee. If you have any issues, please contact us directlywell respond within 24 hours.

**Note: ** This is a compatible aftermarket product, not an original ACER item. All brand names and logos are trademarks of their respective owners.