11.1V 62.16Wh 5600mAh Li-Ion
Full Compatible with parts#: 6-87-W540S-427, 6-87-W540S-4W41,6-87-W540S-4U42, W540BAT-6
Battery works with Laptop Models:For Clevo W540 W540EU W54EU W550 W550EU W55EU 6-87-W540S-4U4
100% New;500+ recharge cycles over;Every battery has passed factory testing before shipping,1 year Warranty;full refund in 30days;Friendly Customer Service
if your original part# or your laptop model NO is not included in the compatibility list, please feel free contact us to comfirm the compatibility ,it may fit your laptop also.