NOTE!!This is XCMRD(MR90Y) dell battery,NOT M5Y1K dell battery,these 2 kind of Dell battery both compatible with Dell inspiron 14 15 17 3000 5000 Series.The laptop models they compatible are similar but different. Please check your original battery model and voltage(14.8V,NOT 11.1V) carefully before order.

Compatible Laptop Models: (Use"Ctrl+ F" Find your Model)

Dell Inspiron 14 14R Series

14-3421 14-3437 14-5421 14-N5421 14-N3421 14-N5421

14R-3421 14R-5421 14R-5437

Dell Inspiron 15 15R Series

15-3521 15-3531 15-3537 15-3541 15-3542 15-3543 

15R-5521 15R-5537 15R-N3521 15R-N5521 15R-N5537

Dell Inspiron 17 17R Series

17-3721 17-3737

17R-5737 17R-5721 17R-N3721 17R-N3737 17R-N5721 17R-N5737

Dell Latitude 14 3000 Series

Dell Latitude 15 3000 Series

Dell Latitude 3440 E3440 3540 E3540 Series

Dell Vostro 2421 2521 Series

Compatible Part Number:(Use"Ctrl+ F" Find your P/N)

XCMRD MR90Y 0MF69 24DRM 312-1387 312-1390 312-1392 312-1433 451-12107

451-12108 49VTP 4DMNG 4WY7C 68DTP 6HY59 6K73M 6KP1N 6XH00 8RT13 8TT5W DJ9W6 G019Y G35K4 MK1R0 PVJ7J T1G4M V1YJ7 V8VNT VR7HM W6XNM X29KD YGMTN