No But you will not want to dim the Spectrus. If it were dimmed it would not light up your fretboard. It’s really perfect. I just uploaded a video with mine that I’ve had for four years.
Tears for the Dying Yes. It’s cycles through a lot of different colors and you can even leave it on that setting or you can simply press one button and stop at on the color that you want do you see. I stopped it on the blue right before it cycled to green which left it blue and green. If you see my video, you will see that the light is both blue and green.ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-MVchiN1jwhE.html