SpecificationsBattery Model: WY9DX // Voltage: 11.4V // Capacity:42Wh 3500mAh 3-Cells // Color:Black // Condition:Brand New.
Replacement for Part NumberWY9DX RJ40G 01K2CF 075X16 0WK3F1 0M3KCN 005R42 (NOTE: Please kindly open your laptop back cover to confirm your original battery model is the same as listed here. Thanks!)
Compatible with Machine Modelsfor Dell Latitude 14 5420 series; for Dell Latitude 14 5420 CHKFM; for Dell Latitude 14 5420 FDTCY; for Dell Latitude 14 5420 XPC5H; for Dell Latitude 15 5520 series; for Dell Latitude 15 5520 39V1H; for Dell Latitude 15 5520 FPKNM; for Dell Precision 15 3560 series; for Dell Precision 15 3560 3H45Y; for Dell Precision 15 3560 4MTF7; for Dell Precision 15 3560 758J7; for Dell Precision 15 3560 7RV10; for Dell Precision 15 3560 F3T9T; for Dell P137G P137G001; for Dell P104F P104F001 P104F002
SafetyAll FCZFCZ products are Certified by CE, UL for safety. Each battery is factory tested before shipment and at good condition, and have its mark. Built-in circuit protection ensures both safety and stability. Each battery has high capacity to provide enduring, continual use.
InstructionsPlease open the back cover of the laptop before purchasing and confirm that the original battery type is the same as the picture. Please read the battery instruction manual carefully before installing the battery. Please install the battery correctly and ensure that the battery interface and the motherboard are firmly connected. Please use the original charger to charge the laptop. After battery installation, discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.