With this circuit, through a transistor BC546 and a photoresist, it is possible to automatically turn on a light in the dark. You can find the electric diagram at the end of the video.
► My Channel: / stefano91ste
► My WebSite: http://stefano91ste.altervista.org
WARNING: This video is only for demonstration. I don't take any responsibility for damage to things, people and animals.
#ElectronicProjects #Electronic #BC547