Mechanical Traffic Light #3DThursday #3DPrinting

printy shares: This traffic light toy changes state through a manually rotated shutter. The design is intended to be used with translucent filament lenses and a single internal light source, but it could easily be adapted for multiple bulbs.download the files on: https://www.thingiverse.com/thing:5136528 Every Thursday is #3dthursday here at Adafruit!...