說明：

Replacement Part Numbers: (Ctrl + F for fast search your laptop part numbers)

Compatible Laptop Models:
For Dell Inspiron 14 14R Series 14-3421 14-3437 14-3443 14R-5421 14R-5437 14-N5421 14-N3421
For Dell Inspiron 14 3000 Series 3421 3437 3443

For Dell Inspiron 15 15R Series 15-3521 15-3537 15-3531 15-3542 15-3543 15-3541 15R-5521 15R-5537 15R-N3521 15R-N5521 15R-N5537
For Dell Inspiron 15 3000 series 3531 3541 3542 3543

For Dell Inspiron 17 17R Series 17-3721 17-3737 17R-5737 17R-5721 17R-N3721 17R-N3737 17R-N5721 17R-N5737

For Dell Latitude 3440 3540 series

備註：
.Please check your original battery’s part number/shape to make sure you get the correct replacement battery before ordering!