Barcelona uses wireless LED streetlights that cut energy costs by 33%

Summary:Barcelona, Spain is both dreamy and green thanks to new wireless LED street lamps that use timers and motion detectors to save energy.

If Barcelona, Spain wasn't enough of a dreamy destination, it's now going green, too, thanks to new wirelessly-controlled LED street lamps that use timers and motion detectors to save energy.

Spanish energy firm Endesa is responsible for the installation, which costs more than traditional lighting up front, but offers equal value over the lights' lifespan.

And, of course, the best value of all: Barcelona expects its municipal power bill to decline by a third thanks to those timers.

Here's a look in a video from GOOD magazine:

Street lighting accounts for quite a bit of a city's energy bill, so finding ways to reduce even a little bit of cost can make a big difference.

The question that remains: how valuable is a lit,  but empty street when it comes to cracking down on crime?

This post was originally published on

Topics: Innovation


Andrew Nusca is a former writer-editor for ZDNet and contributor to CNET. He is also the former editor of SmartPlanet, ZDNet's sister site about innovation. He writes about business, technology and design now but used to cover finance, fashion and culture. He was an intern at Money, Men's Vogue, Popular Mechanics and the New York Daily Ne... Full Bio

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