LA39-F series pushbuttons have compact structure and small volume. These pushbuttons can be divided into those with round, square and rectangle heads respectively according to the head shape; and can be divided into normal pushbutton, illuminated pushbutton, etc. according to the variety. LA39-F series pushbuttons have aesthetic appearance, clear LED illumination as well as unique and reliable internal structure, which can meet the demand of users on panel miniaturization and intensive control at a higher level.