Lights on

    Newer Older

    A simple, quick, and very cheap circuit to turn on an LED when it gets dark. Read more about this project here.

    chriswoebken, notgnihsaw, and 3 other people added this photo to their favorites.

    1. iqbal54 38 months ago | reply

      plese mention the name of instrumentts

    keyboard shortcuts: previous photo next photo L view in light box F favorite < scroll film strip left > scroll film strip right ? show all shortcuts