FILE -This combination of Associated Press file photos shows, top, Switch75 light LED bulbs in clear and frosted, on Tuesday, Nov. 8, 2011 in New York and a 100-watt incandescent light bulb at Royal ... more 
FILE -This combination of Associated Press file photos shows, top, Switch75 light LED bulbs in clear and frosted, on Tuesday, Nov. 8, 2011 in New York and a 100-watt incandescent light bulb at Royal Lighting in Los Angeles on Jan. 21, 2011. LEDs use 70 percent to 80 percent less power than incandescent light bulbs. According to the Energy Department, widespread use of LED bulbs could save the output of the equivalent of 44 large power plants by 2027. (AP Photo/File) less 
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Associated Press | Photo By File
Mon, Dec 30, 2013 12:48 PM EST