Specification
Name:USB to 3pin/4pin fan power adapter cable with on/off switch
Function:Change the 5V USB port to small 3pin/4pin port for power supply air use.
Connectors:1 is USB port and the other is small 3pin/4pin housing fan power adapter cable port.
Set includes 2 x USB to 3pin/ 4pin fan power adapter cables and switch
Cable length:40cm/15.7 inches
Cable Type:22AWG.
This product is suitable for fans with start-up voltage equal to or lower than 5V, and 12V fans can run quietly even when reduced to 5V voltage, suitable for a variety of use scenarios to enhance user experience. (Fans with higher starting voltage will not work).
There are only two wires (positive and negative) in this cable, so your system will lose any tachometer (speed sensor) or PWM (speed control) function.