VCOM 6-Inch VC-POWSATA Serial ATA Power Cable (CE351) SATA Power Cable A head is 4 needles IDE, meet machine box power supply; another head is the standard SATA hard disk power source, 6inch D-type 4-pin power plug convert SATA power plug so that the computer power supply SATA power plug can be powered for SATA devices Used for SATA devices SATA hard drives, SATA optical drive