Host Connection: USB-A 3.1/3.2 Gen 2 or USB-C 3.1/3.2 Gen 2 Inputs/Outputs : 1 x USB-C (USB 3.1/3.2 Gen 2) Storage Capacity: 4 TB SSD Read Speed: Maximum: 1050 MB/s Write Speed: Maximum: 1000 MB/s Pre-Format: None Reliability / Data: Integrity Encryption: 256-Bit AES (Hardware-Based) External: Enclosure Cooling System: None Environmental Resistance: Drop, Water IP Rating: IP55 Electrical Power Source: USB Bus Power General Dimensions: 4 x 2.1 x 0.4" / 10.2 x 5.3 x 1 cm Packaging Info Package Weight : 0.27 lb Box Dimensions (LxWxH): 5.1 x 4.1 x 1.3"