This 2.5-inch SATA HDD 12.7mm caddy can add extra storage capacity to your laptop and help you quickly store and back up critical data. Compatible with: 2.5"/12.7mm SATA HDD or SSD, hard drive not include. 100 percent brand new 12.7 mm-thick caddy Fully integrated into laptop, no cables/PSU/software driver needed. Fast & reliable connection in laptop, just as the primary HDD Make NTFS hard drive if you are using it as a new in disk management