Gisung Han, Hwanju Jeon and Jaemin Lee have designed a traffic light, which is made of a flexible LED solar panel. It can be installed on any existing circular base such as a tree or a utility pole, making it a snap for both urban and rural installation. See more pictures after the jump.
![](https://4.bp.blogspot.com/_Bd_-vxMbh5k/TUqs4lWBESI/AAAAAAAACQI/2oUg_fubkIM/s320/wearable_signal_01.jpg)