Power up to 3 devices using a sata power connector from the computer power supply the lp4satafm2l sata to lp4 power cable lets you power an ide lp4 connected drive using a sata power connector from the computer power supply the adapter features two additional lp4 power connectors offering the versatility to connect two additional lp4 connected drives cddvd rom hdd etc using the same single connection to the computer power supply this high quality lp4sata power adapter cable