Outdoor AC Photocell Light Switch Daylight Dusk Till Dawn Sensor

A Superior dusk to dawn sensor that will switch your lighting on at dusk and off again at dawn.
Will switch up to 1200w Tungsten or 2 x 400w high pressure sodium/metal halide lamps.
This super little unit will operates at -20 to +70 degrees
Parasitic power of 1.2w.
Suitable for use outdoorsACTo turn on or off the light in day and night without manual operation- AUTOMATICALLY.
Do not install the control unit in a place extremely darker in daytime or a place directly by lighting of turning - ON lamp
Widely used: street light, highway, factories, garden, ports, airports, farm, parks, schools, and other places.