The color of the light was different in the early ... It’s nothing like the process of making a simple incandescent bulb, which works by heating up metal wires to produce light.

They aren’t smart in the conventional sense, in that they can’t be scheduled or controlled with an app, but you can adjust ...

is the average measured color temperature of 10 bulb samples. Those with 2700 K are closest to incandescent bulbs; ones with 3000 K are similar to halogen bulbs. Efficiency is the comparison of ...