Laptop Battery for HP HS04 HS03 240 245 246 250 255 256 G4 Series 11.4V 41.7Wh 3800mAh, Compatible with HSTNN-LB6U HSTNN-LB6V HSTNN-LB6W, 12-Month Warranty

**Product Overview**
Upgrade your HP laptop with this premium replacement battery designed specifically for the HP 240, 245, 246, 250, 255, and 256 G4 series. Whether youre working from home, attending online classes, or traveling, this battery delivers reliable power to keep you productive all day.

**Important Voltage Warning**
Please check your original battery voltage before purchasing. This battery is rated at 11.4V. If your original battery is 11.1V or 14.8V, it is NOT compatible. Using the wrong voltage may damage your device or cause safety hazards.

**Compatible Models & Part Numbers**
This battery works with the following HP laptop models:
- HP 240 G4, 245 G4, 246 G4
- HP 250 G4, 255 G4, 256 G4
- HP 240 G5, 245 G5, 250 G5, 255 G5, 256 G5 (select configurations)

Replaces OEM part numbers:
HS04, HS03, HSTNN-LB6U, HSTNN-LB6V, HSTNN-LB6W, HSTNN-DB6U, HSTNN-DB6V, HSTNN-DB6W, 809979-421, 809979-541, 809979-851, 809979-861, 809979-871, 809979-881, 809979-891, 809979-901, 809979-911, 809979-921, 809979-931, 809979-941, 809979-951, 809979-961, 809979-971, 809979-981, 809979-991

**Specifications Table**
| Specification |

Details

|
|---------------|---------|
| Battery Type | Li-ion |
| Voltage | 11.4V |
| Capacity | 41.7W h / 3800mAh |
| Color | Black |
| Cell Quality | Grade A+ |
| Certification | CE, FCC, RoHS |
| Warranty | 12 Months |

**Comparison Table**
| Feature | Our Battery | Generic Battery |
|---------|-------------|----------------|
| Cell Grade | Grade A+ | Unknown / Mixed |
| Overcharge Protection | Yes | Not guaranteed |
| Capacity | 41.7W h (full rated) | Often lower |
| Warranty | 12 months | 6 months or less |
| Compatibility Testing | Full tested | Limited |

**Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the battery compartment cover (if external) or unscrew the bottom panel (if internal).
3. Disconnect the old battery cable and carefully remove the battery.
4. Insert the new battery, reconnect the cable, and secure the cover.
5. Charge the battery fully before first use for optimal performance.

**Package Includes**
- 1 x Replacement Battery


**Note**
Please confirm your laptop model and original battery voltage before ordering. If you are unsure, contact us with your laptop serial number for compatibility verification.