Servos refers to an executive component that controls the rotation of the aircraft's rudder surface (control surface) in the autopilot. There are: electric steering gear, composed of a motor, transmission parts and a clutch.
A Servos is a position (Angle) servo driver suitable for control systems that require constant changes in Angle and can be maintained. In high-grade remote control toys, such as aircraft, submarine models, remote control robots have been widely used.