A local key module and a display device including the same are disclosed herein. The local key module includes the local key module includes a wheel key configured to be rotatable, the wheel key having a circular shape aligned on a first plane, a rotation detection unit configured to detect a rotating movement of the wheel key, and a circuit board configured to supply electric current to the rotation detection unit, the circuit board being aligned on a second plane, wherein the second plane is parallel is the first plane.

Provided is a multi-operating switch unit for vehicles including: a housing part; a substrate; a switch shaft part; a rotary switch part; a directional switch part; and a push switch part. The directional switch part has: a directional slide part in which the position thereof can vary in the housing part due to a tilting directional operation of the switch shaft part; a directional switch that is arranged on the substrate and is operated due to the positional variation of the directional slide part; and a directional return part that returns the directional slide part and the switch shaft part. The directional return part has a return plunger; a return elastic part; and a return groove. The return plunger can be movable in the axial length direction of the switch shaft part with respect to the housing part, and the return groove is formed in the directional slide part.

Embodiments included herein are directed towards an apparatus for actuating a switch of an operator control device, and related methods. Embodiments of the present disclosure may include a trigger shaped to mate with the operator control device. The trigger may include an integrated preload portion formed, at least in part, within the trigger. The trigger may further include an integrated actuator portion formed, at least in part, at an interfacing portion of the trigger. The integrated actuator portion may be configured to interface with the switch of the operator control device.