Optimized for safeguarding essential data while on-the-go, the ThinkPad USB 3.0 1TB Secure Hard Drive offers high-level 256-bit Advanced Encryption Standard (AES) security within a slim, lightweight, self-powered, easy-to-use design.- Connectivity via either USB 2.0 or USB 3.0 (2) interface - Compact size - No requirement for an ac power adapter - Driverless operation under Microsoft Windows 7, Windows XP and Vista - All stored data is fully encrypted using the AES 256-bit security encryption algorithm - Real-time encryption with no read/write speed impact - Shock-mounted 1TB 5400 rpm hard drive capacity - Built-in USB 3.0 cable with an integral storage slot - Integrated high quality metal dome switch keypad for entering an 8 to 16 digit password for 1 user ID and 1 administrator ID - USB Y extension cable to ensure adequate power - Attractive protective carrying case - Non-skid anti-vibration pads - High quality ThinkPad soft touch paint - Multi-colored LED device status indicator **The ThinkPad USB 3.0 1TB Secure Hard Drive option also enables** - Easy and secure storage expansion - No software installation and no power adapter required for operation - Built-in administrative password management - Simple file backup