About Us:

A professional manufacturer in the field of power tool batteries, laptop batteries and chargers,provides high-quality, real capacity power products with excellent customer service.

Specification:

Battery Type: Li-ion

Voltage: 11.1V

Capacity: 4400mAh

Compatible Part NO :

6-87-W540S-427, 6-87-W540S-4W41,6-87-W540S-4U42, W540BAT-6

Fit Laptops:

W540, W540EU, W54EU, W550, W550EU, W55EU

If you are not satisfied with your purchase in any way.

Please give us an opportunity to try and make it right,

We believe that communication is the best way to solve problems.

If you have any questions or need any help,

please feel free to contact us

We will try our best to make you satisfied