Laptop Battery for Lenovo Thinkpad S3-431/S440 45N1140 45N1138 V4400u.

This brand new replacement battery is compatible with Laptops for Lenovo. Power your laptop with this Excellent Battery. The rechargeable design, equipped with overload protection, guarantees extended durability. Fully compatible and designed to surpass or match original equipment manufacturer specifications, this product is backed by a 30-day money-back guarantee and a one-year warranty.

Specifications 

Lenovo Thinkpad S3-431/S440 45N1140 45N1138 V4400u Battery Tips: 
When purchasing a replacement battery, it is essential to conduct a thorough comparison between your original battery and the new one.

• Carefully examine the specifications.
• Ensure that the physical dimensions and shape of the new battery match those of the original.
• Verify the compatibility of the mounting points or clips on the new battery with your device.
• Confirm that the part number and voltage rating of the replacement battery align with those of the original.
• Ensure that the connector on the new battery is identical in size, shape, and orientation to the connector on the original.