Battery Lenovo 01AV426 — 6-cell rechargeable laptop battery, 4400 mAh

Replaceable Lenovo 01AV426 6-cell rechargeable laptop battery with 4400 mAh capacity restores portable power for compatible Lenovo notebooks. Designed to replace worn or failing batteries, it provides additional operating time for everyday tasks such as web browsing, document editing and video playback. The battery follows standard charging and discharging behaviour for notebook batteries and is intended as a direct replacement to regain mobility when mains power is not available.

Advantages

This 6-cell battery delivers a balance of capacity and compact size to extend runtime without significantly increasing device weight. With 4400 mAh nominal capacity it offers predictable run times for typical office and travel usage. The battery is designed for easy user installation and integrates with the notebook's power management system to support normal charging cycles and status reporting. Using a matched replacement helps avoid unexpected shutdowns and reduces dependence on external power sources.

Suitable for

• Extending laptop runtime during travel and commuting
• Replacing a worn or failing battery to restore original operating time
• Field work or situations without reliable mains access
• Everyday office tasks: browsing, document editing, email and media playback

Key specifications

• Cell count: 6 cells
• Nominal capacity: 4400 mAh
• Battery type: rechargeable lithium-ion battery pack
• Form factor: laptop-compatible removable pack designed for specified Lenovo notebook models
• Typical use: portable power for notebook operation and standard charge/discharge cycles

How to use

Power off the notebook or place it in a safe state, remove the existing battery according to the notebook manufacturer's instructions and insert the replacement pack until it locks in place. Reconnect the power adapter and perform a full charge cycle before first use to allow the notebook's power management to calibrate battery level reporting. Observe the notebook's battery status indicators and operating system battery information to confirm correct recognition.

Recommendations

Use the battery with compatible Lenovo notebook models and follow the laptop manufacturer's safety and charging instructions. Avoid exposure to extreme temperatures, mechanical shock and prolonged storage at full charge. For best long-term performance, store the battery at moderate state of charge and recharge periodically if not used for extended periods.