J-DEAL&reg; SATA Second HDD HD Hard Drive Caddy/hard drive bracket tray/ Case HDD carrier 2. HDD / SSD Caddy Adapter for notebook SATA 9.5 mm drive bay universal CD / DVD-Rom for Acer Dell Lenovo Laptops The 2nd Hard Disk Drive Caddy / Adapter to bring you new maximum data storage flexibility, with the compact portable design. 100% Brand New 9.5 mm-thick caddy. Uses 2.5" SATA hard drives 9.5mm-high. Improve laptop performance and capacity with extra hard drive. Support Plug & Play; Fast & Reliable connection just as the primary HDD.Fully integrated into Laptop, no cables / PSU / software driver needed. Dual boot, Support installation of 2nd Operating System on the 2nd HDD and boot selection. Installation: Unpack the New drive, lift the adapter retaining latch, the screw to the hard disk; Insert the drive into the Adapter at an angle; Slide the drive into the connector until it locks into place; Lower the adapter retaining latch until it snaps closed