Function: Designed to control multiple system fans, solve the problem of lack of interfaces on the motherboard or messy cables, and control multiple system fans. 4-way PWM splitter: Expandable PWM fan header to support up to four fans, the first port dedicated to the CPU fan, FAN1/FAN2/FAN3 ports are conventional PWM fan ports Compatible with 3-pin/4-pin fans, with PWM function, fan speed control, but 3-pin fans can only run at full speed. Material: Tinned copper + insulating PVC + nylon blended mesh, to ensure good durability, conductivity, safety, long-term use with confidence and stable work The 4-way PWM fan controller is easy to use and plug. If you have any questions when using the product, please contact us in time, we will answer you in good faith Size: about 40cm Quantity: 1 piece Color: BlackYeuri 8 Pin to 2 x 8 (6 + 2) Pin: One end is 8 Pin female port, the other end is 2 x 8 (6 + 2) male ports.