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 ...

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The motion sensor switch circuit can automatically turn on a water sprinkler but you can easily use it as a motion sensor light switch or motion activated alarm too. Before beginning the construction ...

Home lighting solutions have evolved to the point where you no longer need to roll off the couch to flip a switch. These days, you just have to press a button on your phone to light up the room. If ...