HP Envy Spectre Replacement Battery MB04XL HSTNN-UB6X 844204-850 843538-541 | 15.4V 55.67Wh

HP Replacement Battery — MB04XL / HSTNN-UB6X / 844204-850 / 843538-541

Restore full battery performance to your HP laptop with this 100% new replacement battery, built to original specifications.

Specifications:

• Battery Type: Li-ion
• Voltage: 15.4V
• Capacity: 55.67Wh
• Recharge Cycles: 500+
• Operation Time: Approx. 1.5–3.5 hours (varies by usage)

Part Numbers: MB04XL, HSTNN-UB6X, 844204-850, 843538-541

Compatible Models: HP Envy, HP Spectre series (check part number MB04XL on your battery label)

Tip: Check the bottom label of your laptop to confirm your model before purchasing.

Why Choose This Battery?

• ✅ 100% new — never refurbished or reused cells
• ✅ Built-in protection against overcharge, over-discharge, and short circuit
• ✅ Plug-and-play replacement
• ✅ 1-year warranty included