Lenovo G40/G400S Series Battery – L12M4E01

The Lenovo G40/G400S series battery is a 6-cell lithium-ion rechargeable battery designed for Lenovo IdeaPad G40 and G400S laptops. It has a capacity of 2600mAh (approx. 48Wh) and a voltage of 10.8V. Ensure compatibility (check part numbers like 45N1023) when replacing, and opt for genuine Lenovo or high-quality third-party batteries for optimal performance and safety. Proper maintenance, like avoiding extreme temperatures, can extend its lifespan.

• Compatibility: Specifically for Lenovo IdeaPad G40 and G400S series laptops.
• Voltage: Typically 10.8V.
• Capacity: 2600mAh (milliampere-hours) or approximately 48Wh (watt-hours).
• Type: 6-cell lithium-ion battery.
• Part Numbers: Common part numbers include 45N1023, 45N1025, or similar (check your laptop or old battery for exact details).
• Replacement: Ensure the replacement battery matches the original specifications for compatibility and safety.
• Maintenance: Avoid extreme temperatures, fully discharge occasionally, and store properly to extend lifespan.
• Purchase: Buy genuine Lenovo batteries or high-quality third-party options from trusted sellers.