Battery Type:Li-ion ColorBlack 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
New from Manufacturer. CE-/FCC-/RoHS-Certified for safety.
12 Months Warranty, 30 Days REFUND Guarantee, 24 x 7 Email Support.