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  2. Emergency light - Wikipedia

    en.wikipedia.org/wiki/Emergency_light

    An emergency light is a battery-backed lighting device that switches on automatically when a building experiences a power outage. In the United States, emergency lights are standard in new commercial and high occupancy residential buildings, such as college dormitories , apartments , and hotels .

  3. Light fixture - Wikipedia

    en.wikipedia.org/wiki/Light_fixture

    Permanent light fixtures, such as dining room chandeliers, may have no switch on the fixture itself, but rely on a wall switch. Fixtures require an electrical connection to a power source, typically AC mains power, but some run on battery power for camping or emergency lights. Permanent lighting fixtures are directly wired.

  4. Wincrest Nursing Home fire - Wikipedia

    en.wikipedia.org/wiki/Wincrest_Nursing_Home_fire

    All of the buildings electrical system were composed of system II required emergency exit signs and corridor lighting system. The system operated an automatic transfer switch which operates the emergency lights in case of power failure. The third floor of the building complex had battery powered emergency lighting. [3] [4]

  5. Electric light - Wikipedia

    en.wikipedia.org/wiki/Electric_light

    An electric light, lamp, or light bulb is an electrical component that produces light. It is the most common form of artificial lighting . Lamps usually have a base made of ceramic , metal, glass, or plastic which secures the lamp in the socket of a light fixture , which is often called a "lamp" as well.

  6. Flashlight - Wikipedia

    en.wikipedia.org/wiki/Flashlight

    Some rechargeable flashlights have indicators for the state of charge of the battery. Power-failure lights are designed to keep their batteries charged from a wall plug and to automatically turn on after an AC power failure; the power-failure light can be removed from the wall socket and used as a portable flashlight.

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