SEIL backpack by Lee Myung Su USES LED lights to display traffic signals.

(韩国设计师，官网在此)设计的SEIL背包利用LED灯来显示交通信号。

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That led to my most embarrassing moment-when a policeman stopped me for sneaking through traffic lights on amber.

有一次，我企图在黄灯时溜过去，这时警察拦住了我——那次最令人尴尬。

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About LED lights and traffic lights control system devices together, use each section of the traffic lights change to achieve the next section of the control of light intensity.

即将LED路灯装置与交通红绿灯控制系统结合在一起，利用每一路段红绿灯的转换实现对下一路段灯光强弱的控制。

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City managers will deploy LED street lights to check traffic conditions and keep a lid on municipal expenses.

FORBES: 5 Myths On LED Lighting

New LED street lights which alter their brightness according to the amount of traffic, have been installed in Bath.

BBC: Dimming street lights installed in Bath to save money