Brand New - High Quality; Voltage: 11.1V; Capacity: 8.4Ah 94Wh/8468mAh; Cells: 70++ 9-cell Compatible with Dell Latitude Series Models: Specifically engineered for Dell Latitude E5540 and E5440 series, compatible with multiple part numbers including VV0NF 0M7T5F 0K8HC 1N9C0 7W6K0 F49WX NVWGM CXF66 WGCW6 N5YH9. Durable Dell Battery: As a high-capacity Dell replacement battery, it combines a robust structure with easy installation. It provides a safe, reliable power solution for your Latitude series laptops, enhancing productivity and portability. New from Manufacturer. CE-/FCC-/RoHS-Certified for safety. 12 Months Warranty, 30 Days REFUND Guarantee, 24 x 7 Email Support.