SanDisk Professional 4TB PRO G40 SSD external Drive, Portable SSD, up to 3000 MB/s Solid State Thunderbolt 3 (40Gbps), USB C (10Gbps), Ultra rugged with IP68 rating for dust and water resistance

Super-fast speeds up to 2700MB/s(1) read and 1900MB/s(1) write with Thunderbolt 3 (40Gbps), capable of moving 50GB in 1 minute or less.date transfer rate:2700.0 megabytes_per_second Dual-mode compatibility with both Thunderbolt 3 (40Gbps) and USB-C (10Gbps) Ultra-rugged design with high-level IP68 dust/water resistance, 4000lb crush resistance, and 3m drop resistance (On a carpeted concrete floor.) Cool aluminum core pulls heat away from the internal drive to help maintain super-fast transfer speeds Pro-grade enclosure for premium strength you can feel