This HDD docking station can connect to 2.5" & 3.5" SATA HDD devices. Connected drives do not need to be installed, this is a plug & play device. This HDD docking station utilizes high strength ABS material. It includes a separate power supply designed to provide a stable current. It comes with built-in device protection for the drives in case of power surges. This improves durability and reliability for your equipment.