There was a point in time, excruciatingly brief, in which desktop computers often had a large “TURBO” button on their front panel. Some even featured an LED display that would indicate … ...

DIY Arduino 4 Button ... case has been created using a 32×32 LEGO baseplate finished with a clear acrylic cover to house the four large arcade buttons and Arduino board, LED ... (push and play ...

Push button LED puck lights are pretty boring on their own. Take it apart and solder in your own colorful LED bulbs for a little holiday fun, or a UV bulb for a DIY blacklight.