Famous Landscape Lighting Photocell Operation References. When it comes to landscape lighting, choosing the right method of controlling your lights is crucial. Web with low voltage lighting like with many outdoor landscape lights, photocell sensors tell the transformer to turn on and off based on how much light is present.

Operation of the switch is not affected by weather, moisture or temperature changes 2. Web a photocell (also known as a light sensor) is an electrical device that senses light and can be used to control the amount of light in a given area. They are commonly used in outdoor.
