DIY Laser Projector - Built from an old hard drive

#diy #laser #arduino #technology #programming In this video I design and build a portable laser text projector. It’s battery operated and can display messages over 90 feet away. I can even connect to it wirelessly using bluetooth. Original code and 3D files: Better code: Intro music: Artificial Intelligence - Cyberwalker (via YouTube Creator Music) Music in coding section: Stay Retro - AlexiAction (via Pixabay)