SNANSHI WD5000 to 2.5" Sata Adapter Card for WD5000MPCK WD5000M22K WD5000M21K WD5000MPCK WD5000M22K WD5000M21K to 2.5" SATA Adapter The Speed and Other Properties is Not Changed,Only form Conversion Interface. Supports 5mm UltraSlim Hard Disk SSD Transparent to the Operating System and does Not Require any Software Drivers Size:10cm*7cm*1cm.