Wailuku, Hawaii, U.S., hosts an LED street-lighting demonstration in Wailuku, Mayor Alan Arakawa announced. The walking tour reportedly features four energy-efficient “smart” light-emitting diode streetlights on Wili Pa Loop in the Wailuku Millyard. "The first of its kind in Hawaii and one of the most advanced of its kind in the US, the testing process is examining the use of wireless remote controls to dim the streetlights late at night to save energy," county officials said in a press release announcing the presentation. As part of the t...