LED lights





6/4/2015
When your electronics say “low battery,” it means just that: The batteries are low but not dead. The energy that remains in seemingly dead batteries can be used in this simple night light project that you can build at home in about one hour. Your new night light will shine for months and is reusable for years, powered by “dead” batteries.
10/30/2012
A 2012 survey by Northeast Group LLC was published in October, claiming 95 percent of U.S. cities that have tried LED streetlights are satisfied with the results, saving nearly 60 percent in costs.




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