1. Material: ABS. 2. Sizes: 69*19*13mm. Weight: 10g. 3. USB3.0. 4. Theoretical transmission speed: 480Mbps (USB2.0), 5Gbps (USB3.0). 5. Theoretical support capacity: 2TB. 6. Support TF/SD card. 7. Compatible with most operating systems, such as for Windows and for Mac OS.