Display box for housing a cylindrical container with a side portion thereof visible through a window provided in at least one of the side walls of the box, including elements which interfere with the container, to lock the container, protect the container within the box, and to prevent the container from accidentally rotating about an axis. The first member and the second member are supported by a common shaft. As such, the driver is able to increase the volume of the audible clicking sound when operating in a environment having a high background noise or when the driver is hearing impaired.