Pentagon which we all know as the United States Department of Defense will be using 4,000 LED light fixtures. According to the source, the LED fixtures will be use in the Wedge 5 building that will able to reduce 22% of power usage. The LED fixtures is provide by Cree Inc. and the LED cost $380/piece. It aimed to “promote creation and strengthening of domestic industrial capabilities to support national security needs.” So what do you think about it?

Cleantechnica