Specification Storage Capacity : 32GB/ 64GB/ 128GB/ 256G/ 512G Interface : USB 3.2 USB Connector : USB Type-A Read Performance : 32-256GB up to 70 MB/s Dimensions (L × W × H) : 53mm x 18.4mm x 8.1mm Weight : 8.9 g Operating Temperature : 0°C to 60°C Storage Temperature : -25°C to 85°C System Compatibility : Windows 7, 8, 10, Mac OS: 10.x and above Operating Voltage : 4.5 to 5.5 VCC Warranty : 2-year Limited Warranty