A wearable device for controlling a movement of an unmanned aerial vehicle, the wearable device comprising: a display; a user interface comprising a ring structure that is rotatable on the display; a communication interface; a sensor unit that is arranged to detect an orientation of the wearable electronic device with a first reference surface, wherein the orientation comprises a horizontal state in which the electronic device is substantially parallel with the first reference surface, and a vertical state in which the electronic device is substantially orthogonal to the first reference surface, and a movement of the electronic device; and at least one processor configured to: control the display to display information associated with the movement of the unmanned aerial vehicle; generate a control signal to control the movement of the unmanned aerial vehicle based on a rotation of the ring structure; and control the communication interface to transmit the control signal to the unmanned aerial vehicle, wherein the at least one processor is configured to generate a control signal to adjust an upward-and-downward flight of the unmanned aerial vehicle based on the rotation of the ring structure, when it is detected that the wearable device is in a vertical state of being substantially orthogonal to the first reference surface. a display; a user interface comprising a ring structure that is rotatable on the display; a communication interface; a sensor unit that is arranged to detect an orientation of the wearable electronic device with a first reference surface, wherein the orientation comprises a horizontal state in which the electronic device is substantially parallel with the first reference surface, and a vertical state in which the electronic device is substantially orthogonal to the first reference surface, and a movement of the electronic device; and at least one processor configured to: control the display to display information associated with the movement of the unmanned aerial vehicle; generate a control signal to control the movement of the unmanned aerial vehicle based on a rotation of the ring structure; and control the communication interface to transmit the control signal to the unmanned aerial vehicle, wherein the at least one processor is configured to generate a control signal to adjust an upward-and-downward flight of the unmanned aerial vehicle based on the rotation of the ring structure, when it is detected that the wearable device is in a vertical state of being substantially orthogonal to the first reference surface. control the display to display information associated with the movement of the unmanned aerial vehicle; generate a control signal to control the movement of the unmanned aerial vehicle based on a rotation of the ring structure; and control the communication interface to transmit the control signal to the unmanned aerial vehicle, wherein the at least one processor is configured to generate a control signal to adjust an upward-and-downward flight of the unmanned aerial vehicle based on the rotation of the ring structure, when it is detected that the wearable device is in a vertical state of being substantially orthogonal to the first reference surface.