It is a pretty common first project to use an Arduino (or similar) to blink an LED. Which, of course, brings taunts of: you could have used a 555! You can, of course, also use any sort of ...

They look for all the world like any other LED, though embedded in the plastic dome is an integrated circuit to do all that flashing work. There was a time though when a flashing LED was something ...

LED flashers are semiconductor integrated circuits used to turn on and off groups of light emitting diodes either sequentially or according to a programmed pattern. They are found in circuits used as ...

Relay boards are computer boards with an array of relays and switches. They have input and output terminals and are designed to control the voltage supply. Relay boards provide independently ...

It turns out there's a precise science to indicator timing in cars. Here's our deep dive to find out whether or not they all blink at the same speed. Do all car indicators blink at the same rate?

Vape pens therefore tend to blink if they detect a user inhaling for longer than this, which led to extended hits earning the nickname “blinkers.” The egg blinker method ignores the previous ...

Introduction What are LED headlights and how do they work? What are halogen headlights and how do they work? What are xenon headlights and how do they work? Most people are aware that LED stands ...

It's always important to have good lighting, but some spaces require a little extra -- and that's why you should have an LED floodlight bulb. To name a few places that would benefit from one ...

What dictates the timing of your car’s indicators? And what causes that clicking noise they make? Here’s how and why your turn signals look and sound the way they do. Are all indicators made ...

There’s no mistaking the 2015 Citroen Relay for anything else on the road – you can thank its huge chrome grille and bright, but optional, LED daytime running lights for that. You could also ...

Learn more › Practically every beauty influencer that shows up on my TikTok feed owns an LED face mask. Sure, you serve Hannibal Lecter realness while sporting one, but do these fancy false ...