Compliant with SATA 3.0 specification. Data transfer rate up to 10Gbps for SATA 3.0. Compliant with USB 3.1 specification. Type C connector is the new design for USB 3.1 Reversible Design for Type C connector Reversible plug orientation !#!amp!*! Cable direction Date transfer rate up to 10Gbps for USB 3.1 Type-C. 12V DC jack available (power cable not included) for 3.5" HDD/SSD. USB 3.1 bus power mode. No external power required for 2.5" HDD/SSD. Supports Plug !#!amp!*! Play and Hot-swamping. No driver required for any OS. Please note that for 3.5" SATA、 12V DC power is required. Dimensions: 15.35 in x 1.97 in x 0.59 in (39.0 cm x 5.0 cm x 1.5 cm) Weight: 1.13 oz (32 g)