用一定的动作力通边一定的行程，使触点连动而进行电路转换的灵敏开关。具有微小触点间隙，瞬时动作和微小行程的特点。It is a sensitive swith tiny contact clearnce,instant action,and finny travel.it candrive the contrac rapidly and directly incertain travel with certain action force in order to switch over the circuit.

广泛应用于各种电子产品、仪器仪表和家电器等领域。如：电脑鼠标器、汽车电子产品、通讯设备、军工产品、测试仪器、燃气热水器、煤气灶、小家电等。The micro switches are widely used in the fields of electronic product,instrument and meter,household appliance,such as computer mouse,autombile electronic oduct,communication facility,military product,test instrument,gas water heater,gas burner,small household facility and so on.