Shutter Style Photocontrol - Fixed Base 120V - Our Weatherproof Photocontrols have many useful features.Shutter Style Photocontrol - Fixed Base 120V features include: Photocontrol features a heavy-duty thermal bi-metal switch that provides a 30-60 second time delay. This virtually eliminates unwanted lamp cycling that could be caused by lightning, car headlights, etc Although the turn-on level is pre-set at the factory, each control is furnished with an adjustable slide shutter/bar that allows field adjustment Typically mount on fixtures or boxes Weatherproof Polycarbonate Housing Single Pole, Single Throw Switch Contact Position at Night is Normally Closed Temperature Range: -40deg;F to 158deg;F Power Consumption Below 1.5 Watts Average Standard 1/2 I.P.S. Pipe Threaded Nipple, Includes Gasket and Locknut 6" Color Coded Leads with Wiring Diagram on Control UL Listed Order Qty of 1 = 1 Piece Below is more info on our Shutter Style Photocontrol - Fixed Base 120V