The Armor A80 SuperSpeed Portable Hard Drive has outstanding read/write speed is coupled with the latest USB 3.0 interface and is backwards compatible with USB2.0. In addition to its excellent read/write performances: Armor A80 continues the Armor series rugged features. It is in compliance with US military grade transit drop test (MIL-STD-810F 516.5 procedure IV) and it also passed IEC529 IPX7 (water-resistant test). The Silicon Power Armor A80 can be placed under water up to a meter deep and for up to 30 minutes without damage. Under normal operations: it is also dust-proof and pressure resistant. Its plug and play functionality is supported by a convenient portable cable storage design: bringing its practicality up another level. Armor A80 portable hard drive also comes with seven major protection functions that are featured in the SP Widget (free download). Built-in with a LED status indicator light: it shows power and data transfer statuses.