The PWM fan extension cable is easy to use, two fans can be installed in one fan header to help increase air flow within the chassis and reduce heat buildup.
This PWM control extension cord is made of tinned pure copper, which has strong corrosion resistance and oxidation resistance, stable and durable power supply, does not affect the fan performance.
PC fan extension Length: 26.5 cm / 10.4 inches; Color: Black.
PWM control extension connects 2 case fans to a single motherboard fan header, compatible with both 4-pin and 3-pin PMW fan headers.