Abstract: A switch control system including a switch unit and a control unit allows the switch unit to be disposed at any position within an effective radiation range of the control unit. The switch unit transmits an identifier to the control unit when pressed by a user. The control unit is electrically connected to a functional unit, the control unit is used to transmit radio frequency signals and read the identifier of the switch unit, and turn on or off the functional unit according to the identifier as read. A related method is also provided. The switch unit can be installed at any position within the radiation range and the position can be changed at any time.

Abstract: A protection method includes controlling a camera unit to acquire video and/or image information surrounding the electronic device and controlling a positioning unit to acquire location information of the electronic device in response to an operation input via a triggering unit; acquiring the video and/or image information surrounding the electronic device from the camera unit and acquiring the location information of the electronic device from the positioning unit; and sending the acquired video and/or image information surrounding the electronic device and the location information of the electronic device to a contact person designated by a user via a communication unit.