What if you could change the wattage or color temperature without replacing a bulb? The Home Depot’s new EcoSmart Universal ...

We've reviewed a lot of smart light bulbs here at PCMag, and while we've yet to find one that does it all, the Yeelight Smart LED Bulb comes pretty darn close. It's dimmable, offers 16 million colors, ...

Consider a bulb's Kelvin temperature. There are two major ways to differentiate between types of light: The Kelvin temperature (this measures the warmness or the coldness of the white light spectrum) ...

This starter LED bulb comes across as “tunable-light lite” by requiring manual steps to switch color temperature, but it surprisingly serves more needs than you’d think, and looks good doing it. You ...

The prices of smart light bulbs have been coming down steadily, with many good white-only options in the $10 range. The Treatlife Smart Wi-Fi Color Bulb is available on its own for $12.99, or under ...

Is there a sufficiently reliable way to get an acceptable measure of the actual colour temperature of the the light generated by an LED bulb, using generic hardware and/or software? Maybe there's an ...

We've reviewed a lot of smart light bulbs here at PCMag, and while we've yet to find one that does it all, the Yeelight Smart LED Bulb comes pretty darn close. It's dimmable, offers 16 million colors, ...