Transfer a 4Pin Molex Power Connector to SATA Female power connector Suitable for 3.5 Inches SATA Hard Disk and 3.5 Inches SATA CD-ROM; DVD-ROM; DVD-R/W; CD-R/W and so on Easy to install and easy to use Simple connect the 4pin Male Molex Connector to a 4pin Female SATA connector which is supplied by your computer power adapter Compliant with Serial ATA 1.0 Standards Shielded cable to protect against EMI/RFI Length: 20cm Connector A: 4 pin molex male Connector B: 15 pin SATA female