Leef Ice 3.0 is the perfect combination of beauty and speed. The drive is designed with an anodized aluminum band and methacrylic resin base which creates a unique optical experience when the USB device is functioning. Leef Ice 3.0 also allows you to copy, move and share data up to 10 times faster than your old USB 2.0 SPECIFICATIONS Capacities: 16GB, 32GB, 64GB USB: High-Speed 3.0 Colors: Charcoal/Black Operating Temperature: 0°C - 60°C Storage Temperature: -20°C - 85°C System Requirements: Windows® 8, Windows® 7, Windows® XP (SP3), Windows Vista® (SP1, SP2), Apple® Mac OS X or later Regulatory Compliance: FCC, CE Warranty: 5-year limited warranty