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The function of the power adapter

The power adapter is also called the external power supply (switch power adapter), it is the power supply voltage conversion device of a small portable electronic equipment and electronic appliances, this i...…

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Introduction of LED AC DC Power Supply

秒速快3Led ac dc power supply is a constant current source, and switching power supply is a constant voltage source. Working Principle: There are two requirements for the supply of power supply by LED. First, t...…

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Fitness massage equipment

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