Dimensions: 129.5 mm x 82.4 mm x 20.4 mm (5.10" x 3.24" x 0.80") Weight: 230 g (8.11 oz) Interface: USB Type: micro USB to USB Type A Connection Interface: USB 3.1 Gen 1 (USB 5Gbps) Operating Environment: Operating Temperature 5°C (41°F) ~ 55°C (131°F) Performance: Read Speed (Max.) up to 120 MB/s Write Speed (Max.) up to 120 MB/s