The video shows a 3D printer in action. The printer is printing a white object, which appears to be a model of a building or a cityscape. The printer moves back and forth, laying down layers of material to create the object. The printer is made of metal and has a red wire attached to it. The object being printed is intricate, with many small details and curves. The printer is printing on a brown surface, and there are already several completed objects visible in the background.