Delock External 2.5" SATA SSD/HDD to Thunderbolt Converter External 2.5" SATA SSD/HDD to Thunderbolt Converter Connector: external: 1 x Thunderbolt female 1 x DC jack internal: 1 x 22 pin SATA 6 Gb/s female Data transfer rate up to 6 Gb/s Self-powered (works only with power supply) Hot Swap, Plug & Play