Battery for Lenovo Yoga Slim 7-15IIL 5B10W65278 L19M4PF5 L19C4PF5 11.55V 60Wh Li-ion Laptop Battery [2-Year Warranty]

**Product Overview**
Upgrade or replace your aging Lenovo Yoga Slim 7-15IIL battery with this high-performance 11.55V 60Wh replacement. Designed to match original specifications, it restores your laptops portability and eliminates the need to stay tethered to a power outlet. Whether youre working remotely, attending classes, or enjoying media on the go, this battery ensures reliable, long-lasting power.

**Important Voltage Warning**
Please verify that your original battery voltage is 11.55V. This replacement is specifically designed for 11.55V models only. Installing a battery with incorrect voltage may cause system instability, charging failure, or hardware damage. Check your current battery label before purchase.

**Compatible Laptop Models**
- Lenovo Yoga Slim 7-15IIL 81S9
- Lenovo Yoga Slim 7-15IIL 81S8
- Lenovo Yoga Slim 7-15IIL 81S7
- Also compatible with other Yoga Slim 7-15IIL variants using the same battery connector and voltage.

**Compatible Battery Part Numbers**
- 5B10W65278
- L19M4PF5
- L19C4PF5
- L19D4PF5
- L19M4PF6
- L19C4PF6
- L19D4PF6

**Specifications Table**
| Parameter | Value |
|-----------|-------|
| Battery Type | Li-ion (Rechargeable) |
| Voltage | 11.55V |
| Capacity | 60Wh / 5200mAh |
| Cell Quality | Grade A, Certified |
| Color | Black |
| Weight | Approx. 280g |
| Dimensions | 270 x 70 x 8 mm (Precision Fit) |
| Warranty | 2 Years |

**Comparison Table: Original vs. Replacement**
| Feature | Original Lenovo Battery | Our Replacement |
|---------|------------------------|----------------|
| Voltage | 11.55V | 11.55V (Exact Match) |
| Capacity | 60Wh | 60Wh (Same or Higher) |
| Cell Grade | Standard | Grade A (Higher Cycle Life) |
| Safety Protection | Basic | Multi-Layer (Overcharge, Short-Circuit, Overheat) |
| Warranty | 1 Year | 2 Years |
| Price | High | Affordable |

**Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the bottom cover screws (use 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 battery cable, replace the cover, and tighten screws.
6. Charge the battery fully before first use (about 3-4 hours).
7.
Calibrate once a month: fully charge, then discharge to 5% for optimal lifespan.

**Package Includes**
- 1 x Replacement Battery for Lenovo Yoga Slim 7-15IIL
-
- 1 x Installation Guide

**Customer Support**
We offer 24/7 email support and a 30-day money-back guarantee. If you have any questions about compatibility or installation, please contact us before returning. Your satisfaction is our priority.

**Note**
This is a third-party replacement product, not manufactured by Lenovo. It is fully tested for safety and performance. Always dispose of old batteries at a certified recycling center.