Battery compatible models:
MSI :
A6400 CR640
CR640DX CR640MX
CR640X CX640
CX640DX CX640MX
CX640X
Medion Akoya:
E6201 E6221
E6222 E6227
E6228 E6234
E7201 E7219
E7220 E7221
E7222 P6631
P6633 P6634
P6635 P6637
P6638 P6640
P6815 P7621
P7815 P7816
P7817 P7818
For Laptop Models:(Use "Ctrl" + "F" to search for your model quickly)
DELL Latitude E5440 E5540