British invented new LED bulb

20 yuan in exchange for what? In 2005, the Beijing in exchange for 2.5 copies of rice in 2009, sauteed chicken dices with chili peppers; this can get a taxi from Chengdu sitting Sagitar Yongfeng overpass to the Xinhua Park Service; and in the near future, this can bring a light 60 years LED lighting: Recently, British scientists at the University of Cambridge have developed a a bright LED light bulb, it is smaller than a coin, but 12 times brighter than incandescent light bulbs, 3 times brighter than fluorescent light, and there is no warm-up period, a switch can achieve maximum brightness, and no flicker continuously led 100 thousand small - 5 hours per day with light, it is enough for you the use of 60 years! And the price is quite cheap, you only need to pay 20 yuan ($2.85)!

According to British media reports, the new LED bulb using artificial semiconductor gallium nitride to manufacture, does not contain mercury and other substances may cause damage to the environment, and the energy consumption is also compared with the traditional lighting equipment of low 20%~50%, very environmentally friendly. More importantly, the new LED bulbs have been very close to mass production market, I believe that in a short time, we will be able to use this looks very beautiful advanced technology.