About this 3D model

"Proof of concept" of printed flexible belt (http://www.thingiverse.com/thing:1529638) and customizable pulleys (http://www.thingiverse.com/thing:1539656). It can be used as demonstration of turning mechanical energy into electrical. There is enough light to navigate in a dark room. In addition to printed parts there are 3x8 bearing, 3mm axis, mini toy motor, some 3mm and 4mm nuts and bolts, LED. https://youtu.be/Eo__FmJEoRI