So you want to build your own interactive pendant? Tinkeringtech.com has published a guide that shows you how to do that. You are going to need an Arduino, NeoPixel Ring, battery, microphone, and a few other parts to build this Sound Reactive LED Peace Pendant.
Also see:
The goal of this project is to improve your 3D printing and electronics skills. What do you think? How would you improve this pendant?
[H/T]
*Disclaimer*Our articles may contain affiliate links. As an Amazon Associate we earn from qualifying purchases. Please read our disclaimer on how we fund this site.