Special Features:

Switches to red by night at 2 foot-candles and white by day at 5 foot-candles; designed for runway obstruction and runway tower lighting; all weather locking-receptacle; next higher assembly is 8506-001; cadium sulfide light sensitive element

Properties:

An item specifically designed to remotely control the intensity and/or the on-off operation of a light or lights used for general illumination. May be manually operated and/or actuated by the degree of surrounding light intensity or sound vibration. Do not use for autotransformers, rheostats, or switches which are used without the addition of other parts to accomplish this function.