The Tork 2117 conduit mounting die cast aluminum housing photo control unit is great for walkway lights, parking lot lights, and security lights and has a thermal, SPST switch and a heavy duty, die cast aluminum housing and base that is ideal for consumer use. Rated for 120 volts with a 1/2-inch conduit mounting, the unit has a time delay of up to two minutes to prevent false switching from car headlights or lightning. It works in temperatures ranging from -40 degrees to 140 degrees Fahrenheit, is gasketed for weather protection, and has easy light level adjustment for control of on/off times. The 6-inch, three color-coded lead is compatible with any 10 AWG wiring. This quality photo control unit is a must have for the home lighting landscape.