Engineering and Technology Knowledge Center
Saturday, April 13, 2013
LED Light that replaces a 60W bulb by 5 Watt bulb.
Philips improved the efficiency of LED bulb to give 200 lumens of light with one watt power
11 April 2013
http://www.technologyreview.com/view/513576/led-lights-to-cut-60-watt-bulb-to-five-watts/
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