If you are experiencing issues with your ASUS PC, you can troubleshoot the problem by viewing the status of the Q-LED indicators. This article shows how to troubleshoot ASUS motherboard with Q-LED ...

Using a few diodes and a LED, you can make a nice indicator as shown in associated schematic diagram that can be used for a lot of applications (with a bit of luck). It’s quite suitable for use in ...

With a self-adhesive backing patch, this ultra bright red LED light (which is also available in white ) can easily be attached to clothing and baggage to aid being seen when you're riding at night.