Battery for HP TPN-Q158 Q159 Q160 Q161 HSTNN-LB6S DB6T KI04 11.55V 41.7Wh 3650mAh, High Capacity, 12-Month Warranty

**Product Overview**
Upgrade or replace your worn-out laptop battery with this premium 11.55V 41.7W h 3650mAh replacement battery, specifically designed for HP Pavilion and Envy series laptops. Whether you are working, studying, or streaming, this battery delivers reliable power and consistent performance.

**Important Voltage Warning**
Please verify that your original battery voltage is ** 11.55V **. This battery is NOT compatible with 10.8V, 11.1V, 14.4V, or 14.8V systems. Using an incorrect voltage may damage your laptop or cause safety hazards.

**Compatible Models & Part Numbers**
- **Laptop Models: ** HP Pavilion 15-cs, 15-da, 15-db, 15-dk, 15-dw series; HP Envy 17-ae, 17-ar, 17-bw series
- **Compatible Part Numbers: **
HSTNN-LB6S, HSTNN-DB6T, HSTNN-KI04, HSTNN-IB6S, HSTNN-JB6T, HSTNN-LB6T, HSTNN-UB6S, HSTNN-VB6T, 923040-001, 923040-002, 923040-003, 923040-004, 923040-005, 923040-006, 923040-007, 923040-008, 923040-009, 923040-010, 923040-011, 923040-012, 923040-013, 923040-014, 923040-015, 923040-016, 923040-017, 923040-018, 923040-019, 923040-020

**Specifications**
| Parameter | Value |
|-----------|-------|
| Voltage | 11.55V |
| Capacity | 41.7W h / 3650mAh |
| Cell Type | Lithium-ion |
| Color | Black |
| Weight | Approx. 250g |
| Warranty | 12 Months |

**Comparison Table**
| Feature | This Battery | Generic Low-Cost Battery |
|---------|--------------|--------------------------|
| Capacity | 41.7W h (High) | 30-35Wh (Low) |
| Voltage Match | 11.55V (Exact) | Often mismatched |
| Safety Certifications | Overcharge/Short-circuit protection | Basic or none |
| Warranty | 12 Months | 3-6 Months |

**Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the bottom panel screws (refer to your laptop manual).
3. Disconnect the old battery cable and remove the battery.
4. Insert the new battery, reconnect the cable, and secure the panel.
5. Charge the battery to 100% before first use for optimal performance.

**Package Includes**
- 1 x Replacement Battery ( 11.55V 41.7W h)


**Note: **
- Ensure your laptop model is listed in the compatibility list before purchasing.
- If your laptop does not power on after installation, check the battery connection and voltage compatibility.

**Customer Support**
We offer 12-month warranty and 30-day hassle-free returns. If you have any questions, please contact us we are here to help!