Computer Fan HUB Usb Temperature-controlled Pwm Controller Components

Can install up to 10pcs PWM fans, high efficiency DIY computer. - Powered via power cable, provides stable output for 10pcs PWM fans. - Fan connector: 4 Pin (PWM). - Note: red connector is for transmit fan rotate data to the motherboard, black connectors still have PWM function and rotate speed, but cannot display rotate speed.

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