The power supply board is equipped with LED voltage display, which can display the voltage of the main power supply in real time. The floppy drive 4PIN is connected to the main power supply and can be switched on and off synchronously. Press the white button to turn on the power switch. When you plug in the power cord, press the power switch, the three-color LED flashes, and the LED display shows the voltage. The matching wire is customized, please don't just find a wire and plug it in! Be sure to recognize the direction when inserting the cable, do not insert it backwards or insert the wrong position to prevent the device from being burned. When inserting the cable, first hold the socket of the device before inserting the cable, and avoid inserting the socket pin with excessive force. Product Name: interface 64pin to 12 6pin power boards Product model: atx64p6-n02ver003 Wire length: 80cm Product interface: ATX 6pin bus interface Support system: compatible with all Windows systems, Linux Colour: green Material: PCB Package Contents: 1 * Breakout Board 12 * 6Pin to 8Pin Power Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.