Specifications: Battery type:Li-ion. Voltage: 11.1V.Capacity: 65Wh /4400mAh/6-Cell. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery
Replace Part Number:VV0NF 045HHN 0WGCW6 NVWGM CXF66 0K8HC 1N9C0 VJXMC 9TJ2J 7W6K0 3K7J7 451-BBIF F49WX FT6D9 M7T5F N5YH9 TU211 VVONF Y6KM7
Compatible Models: Replacement for Latitude E5540 series,Replacement for Latitude E5440 series,Latitude E5440-4668
Security: All ZTHY products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety
Note: If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new battery