Battery Green Cell for Lenovo ThinkBook 14-IIL 14-IML 15-IIL 15-IML — 11.1V 45Wh (models L19C3PF1 L19D3PF1 L19L3PF8 L19M3PF1)

Rechargeable replacement battery Green Cell for Lenovo ThinkBook 14-IIL, 14-IML, 15-IIL and 15-IML. The battery provides nominal voltage of 11.1 V and energy capacity of 45 Wh (approximately 4650 mAh). It is compatible with the listed battery part numbers and is designed to fit the original battery bay, support standard charging, and integrate with the laptop's battery management for everyday office work, study and travel.

Advantages

The Green Cell battery delivers the stated 11.1 V and 45 Wh capacity to restore mobile runtime in compatible Lenovo ThinkBook models. It is supplied as a direct-fit replacement for the original battery compartment and supports standard charging protocols and battery management functions used by the laptop. The battery is intended to provide a practical and straightforward swap-in solution to extend device use without altering existing charging equipment or software settings.

Suitable for

When it may not be suitable

This battery is intended only for the listed Lenovo ThinkBook models and compatible part numbers; it may not physically fit or work correctly in other laptop models or families. It is not a universal battery and does not include additional accessories such as chargers, mounting brackets, or tools.

Key specifications

How to use

Power off the laptop and disconnect any external power source before replacing the battery. Remove the bottom cover according to the laptop manufacturer's instructions, then disconnect and remove the existing battery. Insert the Green Cell replacement battery in the original battery bay, connect the battery connector securely, and reassemble the device. After installation, connect the laptop to its charger and allow the battery to charge fully following normal charging practices. The battery works with the laptop's standard battery management and charging system.

What to consider before purchase

Recommendations

Use standard charging cycles and avoid exposing the battery to extreme temperatures. For optimal performance, follow Lenovo's guidelines for battery care and calibration where applicable, and ensure correct installation to maintain charging and battery management functions.