Features: Connector A : Mainboard Standard 4pin Female.Connector B : Graphics Card 4pin Male.The original graphics card fan is only 2PIN, replace the 4PIN graphics card fan, there is no place to get power, through this line, transfer to the 4PIN pin of the motherboard, plug it in to get power, and realize the PWM temperature control functionIt is suspected that the 4PIN power supply of the graphics card is broken, and the fan does not rotate. Only through this line, it can be transferred to the 4PIN pin of the motherboard, plugged in to get power, and the PWM temperature control function can be realizedPure copper wire, better conductivity and lower calorific valueSpecifications:Length : approx. 26cm/10.24inCable Specification: 26AWGColor:As the picture showGender: Male to FemaleNote:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youPackage includes:1PC x Graphics Card Cooling Fan Mini 4Pin Adapter Cable