Warning light may refer to:
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Aircraft warning lights
Aviation obstruction lighting is used to enhance the visibility of structures or fixed obstacles which may conflict with the safe navigation of aircraft. Obstruction lighting is commonly installed on towers, buildings, and even fences located i ...
, a device used on radio masts and towers and other tall structures to prevent collisions
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Idiot light
A tell-tale, sometimes called an idiot light or warning light, is an indicator of malfunction or operation of a system, indicated by a binary (on/off) illuminated light, symbol or text legend.
The "idiot light" terminology arises from popular f ...
, an indicator of malfunction of a system within a motor vehicle, especially if used to replace a gauge
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Check engine light, to indicate malfunction of a computerized engine management system
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Warning Light, an American ambient music project
See also
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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, ...
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