Rocstor Premium 6in SATA Power Adapter Cable can power a SATA hard drive from a conventional LP4 power supply connection. The 4 Pin Molex - LP4 (male) Connector at one end, to a Left Angled SATA Power cable (female) allows you to power a Serial ATA hard drive from a standard LP4 connection without having to upgrade the computer's power supply for compatibility with the SATA hard drives. Designed to fit in small places which eliminates any strain on the connector or the cable. Backed by Rocstor Lifetime Warranty