Energy saving LED street lights

The city of Ann Arbor expects to spend $640,000 on new LED street lights which are expected to pay for themselves over the next 4.2 years in energy savings.

This entry was posted on Saturday, June 30th, 2007 at 9:49 pm and is filed under ROI, LED, energy savings. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.