Battery for ASUS E410M E410MA E510M E510MA L410MA Series 11.55V 42Wh C31N1912 B31N1912 High Capacity, 2-Year Warranty

**Product Overview**
This high-performance replacement battery is specifically designed for ASUS E410M, E410MA, E510M, E510MA, and L410MA series laptops. It uses Grade A+ lithium-ion cells to deliver stable power output and extended cycle life. Whether you are working remotely, attending online classes, or streaming media, this battery ensures your device stays powered longer.

**Important Voltage Warning**
Please verify your original battery voltage before purchasing. This battery is rated at 11.55V (nominal 11.4V ). If your original battery is 7.6V or 15.2V, this model will NOT be compatible and may cause damage. Always check the label on your old battery for voltage and model number.

**Compatible ASUS Laptop Models (including but not limited to): **
- ASUS E410M Series: E410M, E410MA, E410MA-BV, E410MA-DB, E410MA-EB
- ASUS E510M Series: E510M, E510MA, E510MA-DB, E510MA-EB
- ASUS L410MA Series: L410MA, L410MA-DB, L410MA-EB
- Also compatible with: VivoBook 14 E410, VivoBook 15 E510, VivoBook Flip 14 TP410

**Replacement Battery Models: **
- C31N1912
- B31N1912
- C31N1912-1
- B31N1912-1

**Specifications Table: **
| Parameter | Value |
|-----------|-------|
| Voltage | 11.55V (nominal 11.4V ) |
| Capacity | 42Wh / 3800mAh |
| Cell Type | Lithium-ion (Li-ion) |
| Color | Black |
| Weight | Approx. 220g |
| Dimensions | 270 x 60 x 6 mm (L x W x H) |
| Warranty | 24 Months |

**Comparison Table (vs. Original 38Wh
Battery): **
| Feature | Our 42Wh Battery | Original 38Wh Battery |
|---------|------------------|------------------------|
| Capacity | 42Wh | 38Wh |
| Runtime (typical) | Up to 6-8 hours | Up to 5-7 hours |
| Cycle Life | 500+ cycles | 300-400 cycles |
| Safety Certifications | CE, FCC, RoHS | Varies by OEM |
| Price | More affordable | Higher cost |

**Installation Tips: **

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

2. Remove the bottom case screws (usually 10-12 screws) using a Phillips #0 screwdriver.

3. Gently disconnect the old battery cable from the motherboard.

4. Remove the old battery and insert the new one, aligning the screw holes.

5. Reconnect the cable, replace the bottom cover, and tighten screws.

6. Charge the battery fully (3-4 hours) before first use for optimal performance.

**Package Includes: **
- 1 x Replacement Battery
-
-

**Note: **
- Do not disassemble, puncture, or expose the battery to high temperatures.
- If the battery swells, stop using immediately and contact support.
- For laptops with non-removable batteries, professional installation is recommended.

**Customer Support**
We stand behind our product. If you have any questions about compatibility or installation, please message us. We typically respond within 12 hours. Your satisfaction is our priority.