Add an extra sata power outlet to your power supplyr r allows connection of two sata drives to one sata power supply connectorr easy to use and installr backed by startechcoms lifetime warrantyr r the pyo2sata sata power splitter cable features a sata male power connector that connects to a single computer power supply sata connector and breaks out into two sata female power connectors the sata power splittery cable overcomes the limit of the number of sata drives that can be installed in