Silicon Power Rugged Armor A80 750 GB 2.5-Inch USB 3.0 and USB 2.0 Military Grade Portable External Hard Drive SP750GBPHDA80S3B (Blue) USB 3.0 Super Speed (High transferring rate up to 5 Gbps/sec) and Fully support USB 2.0 Meet the water resistant standard "IEC 529 IPX7" Meet the U.S. military drop-test standards MIL-STD-810F 516.5 procedure IV (transit drop test) with advanced two-stage anti-shock technology Cable carry design, LED indicates power on and data access Anti-pressure and anti-dust function SP Widget free download software features seven main functions to maximize your SP Portable Hard Drive