2.- Why is it more efficient?LEDs are much more efficient than “regular” incandescent light bulbs due to the fact that they give off almost no heat; so a much higher percentage of the electricity used goes towards making light, rather than in incandescent bulbs where a good percentage of it ends up being converted to heat.
3.-In what country do we use LEDs?
It starts in Germany and actually the countries with more led use are Unites States , United Kingdom, Mexico etc...
4.- Who uses LEDs?
Well obviously people that need to care there electricity and have possibilities to buy it
5.- What devices in home uses LEDs?
Lights, toys, and many electronic devices
Gustavo
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