Double 4PIN to 8-pin 8PIN to double 4PIN 2 large 4-pin power supply to 8-pin female conversion cable/EPS power cord The bus length is about 18CM Product name: Desktop computer interface IDE white port dual 4-core solid 3-core solid 2-core to graphics card 8-pin power supply interface Function: Using a power supply to power the graphics card for more stable operation Material: High quality thick core wire Wiring: Using an IDE4 pin interface to connect one port with a 3-core output of 5 wires, one port with a 2-core output of 3 wires, just enough to output 8 wires to power the 8P graphics card. It is designed to be connected in series for power supply, and to be used as an auxiliary power supply. Generally, a voltage of at least 2 wires online is sufficient Packaging includes 1 * Power supply line Note: When installing various connection cables on the computer, be sure to cut off the main power switch and unplug the power cord. After you have completed the installation, plug in the power cord and turn on the socket to ensure normal operation