Phototimer Plus Lighting Photocontrols Meet Stringent Utility Standards For Street And Highway Lighting.
Phototimer Plus Lighting Photocontrols allow lights to turn on and off automatically based on photocontrol reading of natural light levels. Delayed response prevents false switching due to light from vehicles or lightning. Phototimer Controls go on at dusk and off at midnight. Phototimer Plus Controls go on at dusk, off at midnight, on in the early morning and off at dawn.