Do it Electric Photocell Lamp Control is designed to provide reliable lighting control with its nonmagnetic or bi-metallic relay operation. It works efficiently with a supply voltage range of 105V to 130V at 50/60 cycles AC, handling load ratings up to 1000W for incandescent lamps and 1800V/A for mercury vapor or fluorescent lamps. This control is unaffected by transient light, making it i for consistent performance. The interchangeable units meet EEI-NEMA standards and are compatible with various types of lighting, including incandescent, CFL (compact fluorescent), LED (light emitting diode), and halogen bulbs. Safety and quality are assured as it is UL listed. This product comes packaged individually on a card for easy handling and installation. Model Number: 505590