Back up your data on the Fantec QB-35U31 with space for up to four SATA I/II/III hard drives in one enclosure. All hard drives are individually displayed and can thus be freely changed, replaced and expanded regardless of manufacturer. The flexible interface Superspeed+ USB 3.1 ensures lightning-fast data transfer. Easy installation through Plug & Play. The built-in temperature sensor automatically controls the 80mm fan and ensures optimal cooling of the hard drives. Sync mode automatically turns off the device when the computer shuts down.