The rud function of the multi-copter remote controller is

Refers to the function of controlling the up and down movement of the aircraft.

The rud function of the multi-copter remote controller refers to the function of controlling the movement of the aircraft along the vertical axis, that is, the function of controlling the aircraft to rise or fall. By adjusting the angle of the rud control stick of the remote controller, the aircraft can be controlled to fly at different altitudes. This function is very practical in aerial photography, aerial photography and other fields.