Gravity lamp

youmagine

Human engineer demands three essential components: a flexible string, a high-precision stepper motor, and a bright LED light source. Unfortunately, excessive friction within the intricate gear mechanism hindered successful operation when attempting to power it with a hanging weight. However, by cleverly spinning the spool, the system was successfully activated. The original planetary gear set was sourced from http://www.thingiverse.com/thing:1727833/#files