By Jasmin Malik Chua, Source: Ecouterre

Royce Hutain sure knows how to light up a little girl’s Halloween. Not only did the California dad ring in the spookiest season the year with his family at Disneyland, but he also dressed his toddler daughter, Zoey, as a light-up stick figure of Minnie Mouse. Even cooler? The costume changes color every time Zoey squeals or giggles. Hutain, a photographer who found himself in the LED costume business after a video went viral last year, created the outfit by hooking LED strips up to an Arduino microcontroller. To make it responsive to sound, Hutain included a button and two potentiometers on the back of the “ears,” plus a microphone concealed upfront.

See more at: Ecouterre