[Peter] needed to drive a high power LED for his microscope. Rather than pick up a commercial LED driver, he built a simple constant current LED driver and fan control. We’ve featured [Peter’s] ...

Unlock to see our ratings and compare products side by side Actual 3K or 12.5K color temperature (kelvin) is the average measured color temperature of 10 bulb samples. Those with 2700 K are closest to ...

Globe Electric’s Wi-Fi Smart 10-Watt Multicolor LED Light Bulb ($30.99 for a pack of two) offers an easy way for you to add colorful mood lighting to any room. In addition, you can use its intuitive ...

Individually addressable RGB LEDs like Neopixels, WS2812s, and WS2811s are the defacto standard for making blinkey glowey projects. To build a very bright display, you need a lot of them, relegating ...

I’ve been working with computers for ages, starting with a multi-year stint in purchasing for a major IBM reseller in New York City before eventually landing at PCMag (back when it was still in print ...