The typical household LED light bulb is advertised with a 25,000 hour lifespan, which would be more than 20 years at 3 or so hours of use per day. That sounds great, but it seems that a good number of ...

Obviously, a compatible LED bulb will need this same interface, but will work differently inside. Inside the LED, [Brian] found two rings of LEDs that took the place of the filaments. He was able to ...