Link here.
“Piccolo is a pocket-sized stand-alone CNC platform. For under $70, you will be able to assemble your personal Arduino-compatible kit for tinkering, and playing with basic CNC output. Be it plotting a quick graffiti, printing a one-off business card on the fly, or multiple Piccolos working together to create a large mural, this kit provides a platform for experimenting with 2D or 3D digital fabrication at a small scale. “