If you dream of walking into a room and having the lights turn on, or if you have nightmares about all the power wasted because lights in another room are constantly left on, replacing a standard wall ...

They’ve been staples of business offices for years, but now occupanc y and vacancy sensors are increasingly installed in homes. Used to switch off room lights after occupants have left, their numbers ...

This light sensor switch circuit allows the automatic connection of a lamp when the light is low (at nightfall) and will maintain the lamp ON for a certain period of time. This time can be adjusted ...

Our place has a std issue security light above the garage, supposed to come on with movement etc. However it never has, it is either off or on, which I think is a direct result of the switch used to ...