CruzerÖ Titanium is an extremely rugged and smart USB flash drive. It is built with Liquidmetal« casing that is crush-resistant to over 2,000 lbs. Cruzer Titanium also includes U3 smartÖ technology. Co-Invented by SanDisk, U3 technology gives you the ability to carry your files AND your software... Features : - Capacity: 4GB - Retractable USB connector - Dimensions: 7.14mm x 19.05mm x 57.94mm (D x W x L) - Rugged Liquidmetal« body - Crush force exceeds 2000 lbs - Laser etched graphics and finish - U3 smart enabled - Loaded with the following U3 compatible PC programs - Dimensions: 7.14mm x 19.05mm x 57.94mm (D x W x L) - Distinctive Blue LED - Hi-Speed USB 2.0 certified (backwards compatible with all USB 1.1 ports) - USB Mass Storage Class Device - Compatible with Windows 2000 SP4 and XP * - Certified Windows 2000 and XP * - U3 functionality only supported on Windows 2000 (SP4 and later) & XP OS