HWW New 11.4V 42Wh WY9DX Battery Compatible with Dell Latitude 5420 5520 RJ40G 005R42 Series

Condition: New Voltage: 11.4V Capacity: 42Wh
Replace Part Number: WY9DX 005R42 RJ40G
Fit For: Dell Latitude 5420 5520 Series
Please check the part number of your old battery before order,which is the correct way to find replace battery,welcome to contact us if still have any questions.
If the new battery can't be recognized during the initial installation, please reinstall it and check if the interface is clean to make sure it is fully connected.Discharge the new battery to 5% (not 0%), then charge and cycle 3 times to wake up the new battery.

Battery Type: Li-ion
Voltage: 11.4V
Capacity: 42Wh
Color: Black
Warranty: 12 months long

Replace Part Number:
WY9DX 005R42 RJ40G

Fit for:
Dell Latitude 5420 5520 Series

Hello,