The Frs FRP3 Photocell Head is a high-quality light sensor manufactured by the brand Frs in the United Kingdom. This red-coloured photocell head is designed to detect changes in lighting conditions, making it ideal for controlling lighting systems in homes, offices, or any other indoor spaces. With its reliable performance and durable construction, the Frs FRP3 Photocell Head is a practical and efficient solution for automating lighting control in various settings.