LED in Electrical EngineeringPowered by COBUILD (ɛl i di) or light-emitting diode
(Electrical engineering: Electronics components) An LED is a semiconductor device that emits light.
⇒ LED lights are much more efficient, working with only a fraction of the energy needed
even by fluorescent lights even though offering much higher luminescence. ⇒ A 3 digit LED display shows the output voltage of each individual channel. ⇒ An LED is a semiconductor device that emits light.