5V Fan Speed Switch Power USB Extension Cable

5V Fan Speed Switch Power USB Extension Cable Product Description 5V Fan Speed Switch Power USB extension cable is a specially designed wire used to connect and power 5V fans. It also has a speed control function, you can adjust the speed of the fan as needed. This extension cable usually consists of the following main components: USB connector, fan connector, switch and speed control circuit. A USB connector is an interface that connects an extension cord to a power supply, usually a standard USB-A interface that is compatible with most computers, mobile power supplies, or other USB power devices. The fan connector is the part that connects the extension cord to the fan, usually a standard fan plug that matches the corresponding slot on the fan. The switch and speed regulating circuit is the core part of the extension cord. The switch is responsible for turning on or off the power supply to control the start and stop of the fan. The…

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