The utility model relates to a button switch, including the casing, set up operating portion and switch portion on the casing, its characterized in that respectively: be provided with regulation portion between operating portion and switch portion, regulation portion includes slider, spring and steel ball, and the slider is provided with the storage tank, and spring and steel ball all set up in the storage tank, and the storage tank inner wall in the slider is supported to spring one end, and the other end supports in the steel ball, makes the steel ball slide in the storage tank adjustablely, is provided with a plurality of reset spring between slider and casing, the beneficial effect of the utility model embody: the utility model provides a control switch and control method through increase an adjusting device who forces the outage in traditional control switch, prevent the contact potential safety hazard that the butt fusion can not be broken off when the high heat, and adopt the torsional spring that the musical instrument copper wire was processed into, make the button obtain bigger elasticity and intensity in the use, and it is very convenient to use, and its simple structure, with low costs, improves people electrical safety nature, and the practicality is strong.