EL电发光属于绿色环保、安全、节能的一种高科技的新型产品，是一种先进的冷光源。
EL, a luminous green environmental protection, safety, energy conservation a high-tech new products, the cold is an advanced light source.
如飞利浦公司正计划在非洲推出一款太阳能的发光二极管阅读灯，这里据估计有5亿人用不上电。
Philips, for instance, is planning to launch a small solar-powered LED reading light for Africa, where an estimated 500m people live without electricity.
在电池有电的情况下，“银河系礼服”穿着者可以任意行走，在30分钟到1个小时的时间内所有的LED灯都会发光。
With the batteries, the Galaxy Dress wearer can walk around - all lit up - for anywhere from 30 minutes to an hour.
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