Excellent management-our cpu fan extension cable extends the pwm fan cable to provide greater flexibility between the motherboard and the CPU cooling fan. Easy to insert, very suitable for large chassis Durable structure-each pwm cable extension cord is made of soft and strong black braided nylon, which has stronger durability, makes the inside of the PC box look cleaner and tidy, provides long-lasting performance, and avoids dust and damage Compatibility-Compatible with all 24V, 12V and 5V fans and 3PIN and 4PIN compatibility-Each extension cable supports PWM function and speed adjustment, and has 4-pin female and 4-pin male ports, male to female connector plugs. Longer length-The length of each fan extension cord is 11.8 inches (30 cm), which can best place the PC fan. Pwm fan cable extenders can be stringed together to meet your needs Our fan extension cables use strong and flexible nylon and braided structure to extend performance. Each fan cable has a 4-pin female and 4-pin male port, compatible with 3-pin and 4-pin cooling fans. These fan cables are perfectly matched with the ATX computer casing, and the service life can be extended as needed when installing the fan in a larger casing. Product name: PWM fan extension cable black sleeve Connector type: 4-pin (3-pin/4-pin fan) Function: Help protect your computer from overheating. The cable is a 4-pin female connector and a 4-pin male connector. Connector, suitable for CPU and PC housing 4-pin/3-pin Colour:black Material:nylon Size: 30cm Package Contents: 20x fan cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.