LED light bulbs are bright, energy-efficient and can be equipped with extra features, unlike regular bulbs. Whether you're looking for maximum brightness in darker rooms or you want a light source ...

Or have them light automatically when someone arrives home and turn off when everyone leaves. After a new round of testing, the WiZ 60W A19 Color LED continues to be the best smart bulb.

1 shows a white-light LED in action). It is possible to generate light in semiconductor materials (such as GaN or AlInGaP) by injecting electrons into the conduction band of the material and ...