This adapter can make mSATA SSD instead of Western Digital 5mm thickness HDD WD5000MPCK WD5000M22K WD5000M21K. Dual voltage regulator design to support a variety of large-power mSATA solid-state hard drive, stable and reliable. Adapter only change the interface shape, that is, the interface from the original hard drive interface signal line out, into another interface shape, so the conversion does not need to go through the integrated circuit chip, so the speed of your hard drive performance did not have any impact, Do not need to drive (the operating system to load your hard drive on the line, do not drive the adapter card).