The Convenience of Led Working Light Wholesale

a adăugat un sunet Alte

2022-10-24 06:30:21 -

LED (Light Emitting Diode), a light-emitting diode, is a solid-state semiconductor device that can convert electrical energy into visible light, that is, a light-emitting diode, which can directly convert electricity into light. The heart of the LED is a semiconductor chip, one end of the chip is attached to a bracket, one end is the negative electrode, and the other end is connected to the...

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