1. Cut off the power or shut down the computer.2. Find the POWER SW on the computer motherboard, remember the location and pull it out. Install a wire into the unplugged position.3. The other end of the line is connected to the PSW pin of the product. The unplugged POWRE SW connector is connected to the product PW-KEY pin. (The length of the connecting cable is not enough, you can use the cable we donated to extend).4. Find the POWERLED on the computer motherboard, remember the location and pull it out. Install a wire into the unplugged position5. The other end of the cable is connected to the PLED1 and PLED2 pins above the product. The POWERLED connector pulled out on the motherboard is connected to the PLED1 and PLED2 pins below the other one of the product.size:53x26mm Material:pvccolour:BlackPackage Contents:1 x XY-WPCL2 x link lineOnly the above package content, other products are not included.Note: Light 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.