The present invention relates to a safety apparatus for providing a visible signal to firefighters or other rescuers of occupants of a building that an occupant is in a particular location or room of the building. According to one embodiment of the invention, the safety apparatus may include an emergency detector, such as a smoke alarm or carbon monoxide alarm or the like responsive to an emergency condition, including a visible signaling device, and a detector responsive to the presence of an occupant for providing a signal to the visible signaling device when the safety device is activated by the emergency condition.