The invention relates to portable electric device, which provides a switch operation controller which can improve the interactivity and portable property of electric device. The invention discloses a mechanical flexible operation control system which comprises a outer flexible operation rod, a inner fixing case, a flexible touch button, a limit device, a control switch, springs and a circuit board. Wherein, the outer flexible operation rod can extend and retract relative to the whole electric device to realize the operation on different heights relative to the outer surface of said electric device. The invention has simple operation and portable property. |