What color is the slide lever for the Day end of the MK-124?

The slide lever for the Day end of the MK-124 is red. The MK-124 is a signaling device used by naval and aviation personnel, and it features distinct color coding to differentiate between its Day and Night functions. The red color indicates the Day signaling side, which is designed for visibility in daylight conditions. This allows users to easily identify and operate the device under various conditions. The other colors associated with the device serve different purposes, which helps minimize confusion when signaling in critical situations. Understanding this color coding is essential for effective communication and safety during operations.