SpecificationsVoltage: 15.2V.
Capacity: 63Wh 3941mAh.
Battery Type: Li-ion.
Condition: Brand new, from high quality materials, top circuit boards and smart chip. ^^ Replace Part NumberRJ40G P137G P137G001 P104F P104F001 P104F002 075X16 01K2CF 0WK3F1 0M3KCN 005R42 ^^
Compatible Laptop Models: Fits Dell Latitude 14 5420, 15 5520, Precision 15 3560 series laptops.
^^ Note: There are 2 batteries ( 4 Cell 63Wh --- RJ40G and 3 Cell 42Wh --- WY9DX) of the DELL Latitude 5420, DELL Latitude 5520 laptop, DELL Precision 3560 laptop, Please choose the which one you are going to buy according to your laptop's original one. If the new one is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new one to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new one ^^ Pro After-sales Your satisfaction is my consistent pursuit. If you have any problem or advice with RJ40G Laptop Battery, please contact us on. 24H promptly and friendly response. ^^ VVXQING PromiseAll VVXQING's batteries are certificated by UL/CE/FCC/RoHS. Our batteries are tested by strict quality control standards to ensure that the capacity is true, stable current, low self-discharge. And we also have short circuit, overheat, and overload protections. We are confident in the performance of replacement batteries and professional service.