The unique 'slide and lock' design allows you to easily extend and retract the USB connector, protecting it when not in use. It locks into position when using the drive and clicks back into a closed position when not in use. The other benefit being that there is no cap to lose!The USB 3.2 Gen 1 interface provides data transfer speeds of up to 5Gbps. It is also backwards compatible with USB 2.0 ports* so can be used in a wide variety of existing devices without needing to upgrade.