The STG50L-BZ-3-24-RAG from QLight is an electronic part that consists of a Signaller tower, buzzer with continuous light, a 24VDC Usup, an LED and a IP54 rating. This device is used to alert people in the form of a loud buzzer, a steady lit light and a visible flashing tower. It is a self-contained, modular and IP54 rated device that can be easily installed indoors or in a sheltered outdoor environment. The device also features adjustable lighting, sound and vibration levels, as well as selectable time delay settings, to ensure safety and then alert people of a potential hazard.