Addiator / Subtractor - Mechanical Calculator

Addiator/Subtractor based on the mechanical calculators of the early century, it can correctly perform additions and subtractions up to nine digits. By pulling the upper lever, you can reset the display. The lever also serves as a practical handle for transport. It has a dedicated stylus with housing on the body. Print exclusively with a 0.2mm nozzle. No glue or screws are needed for assembly and it takes just two minutes. Follow the instructions in the video below. Have fun!