If you've ever used a Wi-Fi router to connect to the internet, you've probably wondered what all the blinking lights mean.

The flashing LED has to be one of the most loved, iconic, features when it comes to using a BlackBerry. It's been around for years and I would imagine that most BlackBerry users would feel lost ...

Computer monitors often include one or more LED indicator lights that show these devices' operating status. Monitor manufacturers can build a set of signals -- made up of sequences of LED flashes and ...

The Samsung Galaxy Note 9 has a big screen that’s always on and a bright blinking notification LED at the top. And while these are features most people love you can disable them if you want. In this ...

Today’s LEDs are available in many different types, shapes, and sizes, a direct result of the tremendous improvements we’ve seen in semiconductor technology over recent years. These advancements have ...