Laptop battery HP 90Wh lithium-ion 808398-2C1, 90 Wh capacity, lithium-ion

HP 90Wh lithium-ion laptop battery provides a 90 Wh capacity replacement power source designed for compatible HP notebooks. The battery uses lithium-ion chemistry to deliver stable voltage and sustained runtime for mobile work. It is intended as a direct replacement to restore extended operating time for systems that support this capacity and form factor.

Advantages

This lithium-ion battery offers high energy density and consistent discharge characteristics, enabling longer uninterrupted use between charges. The 90 Wh capacity supports extended productivity for demanding tasks such as extended meetings, travel, or field work. The design focuses on compatibility, reliable recharge cycles, and predictable performance over typical battery lifecycles.

Key specifications

• Battery chemistry: lithium-ion
• Usable capacity: 90 Wh
• Intended use: laptop/notebook power source
• Form factor: notebook battery pack (internal/external as applicable to model)
• Typical application: extended runtime for mobile computing

How to use

Turn off the notebook or follow the manufacturer's hot-swap instructions if supported. Remove the existing battery according to the device service manual and install the replacement ensuring correct seating and connector alignment. After installation, charge the battery fully before first use to calibrate the power-management system. Use the laptop's battery monitoring tools to verify charge status and health over time.

Recommendations

Store the battery at moderate temperatures and around 40–60% charge if not used for extended periods. Avoid exposure to extreme heat or moisture. Use the original or compatible charger and follow the notebook manufacturer's guidelines for charging cycles and firmware updates to maintain optimal performance.