Battery HP 860708-855 4-cell Li-Ion 2.7Ah replacement battery

Replacement battery HP 860708-855 is a 4-cell lithium‑ion rechargeable pack with 2.7 Ah capacity designed to restore runtime for compatible HP portable devices. It provides the same basic form factor and electrical characteristics as original equipment, enabling direct replacement without changes to device operation. The battery is intended for users who need to replace an aged or failed battery or to keep a spare on hand for uninterrupted mobility and longer field use.

Advantages

This 4‑cell Li‑Ion battery offers a compact, lightweight design and predictable discharge behavior typical of lithium‑ion chemistry. With 2.7 Ah nominal capacity it delivers sufficient runtime for everyday tasks and supports standard charging systems used by compatible HP devices. The battery’s straightforward installation and compatibility with existing mounts and connectors make it a practical service part for maintenance and on‑site replacement.

Suitable for

• Replacing a worn or non‑functional battery in compatible HP portable devices
• Keeping as a spare for field technicians or mobile professionals
• Extending device uptime during travel or remote work
• Maintenance and repair operations where original form factor is required

Key specifications

• Cell type: Lithium‑ion (Li‑Ion)
• Cell count: 4 cells
• Nominal capacity: 2.7 Ah
• Intended use: Rechargeable power source for compatible portable devices
• Physical format: Pack designed to match original battery compartment and connector

How to use

Power off the device and disconnect any external power source before replacing the battery. Remove the existing battery following the device manufacturer’s service procedures, insert the replacement pack ensuring correct alignment of contacts and secure fastening, then restore power and allow the battery to charge fully before first use. Use the device’s built‑in battery management and charging procedures to calibrate state‑of‑charge reporting if available.

Usage recommendations

Store the battery in a cool, dry place at moderate state of charge if it will not be used for extended periods. Use only compatible chargers and follow vehicle and device manufacturer guidance for temperature ranges during charging and discharging. Dispose of the battery according to local regulations for lithium‑ion cells.