Automatically create ambient lighting with the Precision Lighting 27847 thermal type pencil photo control. This 5.2 inch thermal type photocell gives you convenient, directional control of security lights, walkway lights, and parking lot lights. Made with polycarbonate enclosure and eye, it is raintight with a rubber gasket conduit and can be used outdoors with confidence. The control comes with a 6-inch lead to attach to any 16 AWG wiring. Its superior construction keeps it functional in temperatures ranging from -40 degrees to 158 degrees Fahrenheit and in humidity up to 96%. It has automatic on/off settings at 0-20Lx ON (dusk) and 30-60Lx OFF (dawn). Using only 1.5 VA, it has a lifespan of 6500 cycles and works on 110-130 volt systems. Paint your home in beautiful lighting with this automatic photoelectric lighting control.