And explanation why magnets do not work -- https://www.youtube.com/watch?v=GM0A8lNAu5Y&feature=youtu.be
2014-10-16 08:33:42
3
Bicycles and traffic lights
:)
http://www.bikerumor.com/2014/10/14/veloloop-tricks-traffic-lights-into-turning-green-for-your-bicycle/
https://www.kickstarter.com/projects/natnat/veloloop-trigger-traffic-signals-from-your-bike
2014-10-16 08:26:17
Here is a video I did on this subject:
https://youtu.be/jqVOd4EsYyc
2017-06-10 11:44:47