It is common to find structures using white xenon flashers/white strobes during the daytime, and red lights at night. Red lights are commonly found to be used in urban areas, since it is easier for pilots to spot them from above. White strobes (that flash round the clock) may also be used in urban areas.
Structures using white xenon flashers/white strobes during daytime, and red lights at night are common. Red lights are commonly found in urban areas due to their visibility from above. White strobes (that flash round the clock) may also be used in urban areas.