Features: Brand new, high quality Connector A: motherboard standard 4pin female connector. Connector B: graphics card 4pin male connector. The original graphics card fan has only 2PIN. When replacing the 4PIN graphics card fan, there is no place to get power. Through this line, it is transferred to the 4PIN pin of the motherboard. Plug it in to get power and realize the PWM temperature control function It is suspected that the graphics card 4PIN power supply is broken and the fan does not turn. Only through this line can it be transferred to the 4PIN pin of the motherboard. Plug it in to get power and realize the PWM temperature control function Pure copper wire, better conductivity and lower heat generation Specifications: Length: about 26 cm / 10.24 inches Cable specification: 26AWG Color: as shown in the picture Gender: male to female Note: Due to manual measurement, please allow 0-1cm error. Please make sure you don't mind before bidding. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Graphics Card Cooling Fan Mini 4 Pin Adapter Cable