Features:1. Fashion and high quality2. Low Power Consumption3. Key Chain Dongle Design、 Easy to Carry4. Mobile USB Flash Drive、 USB 2.0 CompatibleSpecifications:1. Drive Capacity: 4GB2. USB Interface: USB 2.03. Operating Systems: Major Operating SystemsPackage Includes: (May Not In Original Package)1 X USB 2.0 U-diskHousing material: MetalFeatures: RotateWeight: 20 (g)