A bus driver signaling device wherein a user is able to push a button to activate a light source signal at a bus stop. One of the methods includes detecting activity of a monitoring device worn by the user. The side of the deflector has a curvature with a radius which corresponds to the distance of the front edge of the roof opening to the swiveling axis of the wind deflector. The processing module controls the first and the second flashlight modules to flash light at an object sequentially within a time interval.