This is a Hologram based on the Arduino board. It is a DIY - files to build.
It is a timeless device that projects pixels in space.
This is an excellent project for schools, hobbyists, students, or individuals who love to explore new fields of technology.

You can make your pixel animations and pictures, write as much text (with effects), add sensors and make a temperature reading project, automatically change brightness with LDR, make a digital clock, turn the double screen on and more.