The IKEA Kortlinje is a digital clock that costs around 20 dollars, featuring a hygrometer and thermometer. It’s another cheap appliance, you might think, were it not that the display is a white LED ...

There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...

As our beauty editor, I’m often asked by my friends about LED face masks. Do they actually work? The short answer is yes, but there are some caveats. These devices use various wavelengths, with red ...

With the model change, the Cayenne now features new LED headlights with matrix beam technology as standard. They use speed, camera and navigation data to ensure ideal illumination. Their high beam ...