Gadgets / Circuit Breaker LED light bulbs are a smart upgrade whether or not they’re ‘smart’ Allow me to enlighten you about illumination by Vlad Savov Feb 4, 2017, 5:52 AM PST ...

Next in line are the LED light bulbs. They're fed into the machine and tested for positive or negative charges. Then, the metal ends of the lights are cut and shaped.

While a non-dimmable LED may perform well in a circuit with a dimmer switch (incandescent or LED) set to 100 percent, there is a chance the light will flicker and hum at other brightness levels.

Although LED lifetime can reach about 20 years and the power consumption will be less than the incandescent lamp it replaces, the LED bulb's overall cost must also be factored in.