EXCELLENT MANAGEMENT - Our cpu fan extension cable gives you greater flexibility between your motherboard and CPU cooling fan by lengthening the pwm fan cable. Easy to plug, Perfect for larger enclosures DURABLE CONSTRUCTION - Each pwm cable extension cord is sleeved in flexible and sturdy braided black nylon to more durable and make the inside of pc case looks more clean & tidy provide long-lasting performance as well as to avoid dust and breakage COMPATIBLE- with all 24V, 12V and 5V fans as well as 3 PIN AND 4 PIN COMPATIBLE - Each extension cable supports PWM function and speed regulation with a 4-pin female and 4-pin male port? male to female connector plug. EVEN MORE LENGTH - Each fan extension cable is 11.8 inches?30cm? long for optimum pc fan placement. the pwm fan cable extensions can be daisy chained together to meet your needs MONEY BACK GUARANTEE - We’re proud of the products we sell. If your pc fan cable extensions fail to meet your expectations for any reason, we will go the extra mile to make things right