Compact and shock-resistant external hard drive for those who require more secure storage - SuperSpeed ​​USB 3.0 compatible and backward compatible with USB 2.0 - Transfer speed of up to 5GB/s (USB 3.0) - 2.5" SATA Hard Drive 4TB - Follows the US military "drop-test" standard - Advanced 3-stage shock protection - Rubber outer cover for extra resistance to shocks - Simple "Plug and Play" installation - Power supply via the USB port - Energy saving mode (After 10 minutes of inactivity) - One Touch Auto-Backup function< br />- The lamp indicates "Power ON" and when data transfer is performed - Manufacturer's warranty: 3 years - Size: 131.8 x 80.8 x 24.5mm - Weight: 308 gr - StoreJet Elite backup and security software** ** Software installation is required to use these features