With this Thunderbolt 3 to 4x M.2 PCIe SSD enclosure, you can transform four M-Key PCI Express-based M.2 NVMe or AHCI solid-state drives (SSDs) into a high-performance external storage solution. The SSD enclosure is powered by a 72 W EPS power supply (included), which operates the enclosure and the connected drives, providing up to 15 W of power for downstream Thunderbolt 3 devices. A 70 cm long certified Thunderbolt 3 host cable is also included to connect the enclosure to your computer. Experience high-performance M.2 storage over 40 Gbit/s Thunderbolt 3. The enclosure is compatible with 80 mm M.2 PCIe-based (M-Key) SSDs with single or double-sided designs. Create an external storage solution that leverages the high performance of your Thunderbolt 3 port and enables combined data transfer speeds of up to 40 Gbit/s.