LED Holiday Light Work: What Is The Principle?

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  • LED Holiday Light Work: What Is The Principle?
  • The heart of the LED is a semiconductor wafer. One end of the wafer is attached to a bracket, and the other end is connected to the positive pole of the power supply. A semiconductor wafer consists of two parts, one is a P-type semiconductor, where holes...أكثر من
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LED Holiday Light Work: What Is The Principle?

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