Battery Lenovo 45Wh Lithium-Ion 02DL030 — rechargeable laptop battery 45 Wh

Replacement rechargeable Lithium‑Ion battery Lenovo 02DL030 with a nominal energy capacity of 45 Wh designed to restore mobile runtime for compatible Lenovo laptops. This battery is intended as a spare or replacement power source that supports normal charging and discharging cycles and delivers the rated capacity for everyday portable use. The product is compatible with devices that accept a 45 Wh internal battery form factor and provides a straightforward option for users seeking to replace a depleted or failing unit.

Advantages

The battery provides a 45 Wh nominal capacity in a compact rechargeable Lithium‑Ion design that balances energy density and weight. It is engineered to match standard charging and discharging behaviour, enabling predictable runtime and recharge performance. As a direct-replacement type, it simplifies installation and restores original battery life expectations when used with compatible laptop models.

Suitable for

• Replacing a worn or failed internal laptop battery to recover mobile runtime
• Carrying as a spare for travel and business trips where on‑the‑go power is needed
• Everyday use for web browsing, office applications and media playback

Key specifications

• Battery chemistry: Lithium‑Ion (Li‑Ion)
• Nominal energy capacity: 45 Wh
• Intended use: Rechargeable internal laptop battery
• Form factor: Compact module designed for internal installation in compatible laptops
• Charge/discharge support: Standard laptop charging cycles with built‑in protection circuitry

How to use

Power down the laptop, disconnect the mains adapter, and follow the manufacturer’s service instructions for removing the existing battery. Install the replacement battery in the same orientation and secure any retaining screws or latches required by the laptop model. Reconnect the mains adapter and allow the battery to charge fully before regular use. After installation, check the operating system battery indicator to confirm proper recognition and charging behaviour.

Recommendations

To maximise service life, avoid prolonged storage at full charge or fully discharged state; store the battery at partial charge (around 40–60%) if not used for extended periods. Use the laptop’s official charging equipment or a compatible charger, and follow standard safety precautions: avoid exposure to high temperatures, physical damage, or liquid ingress.