1. Material: aluminum alloy shell + PCB + ABS frame.
2. Working voltage and current: DC5V / 440mA.
3. Product interface: Type-C, support protocol: USB3.1 Gen2, max transmission speed 10Gbps.
4. Read and write speed: computer / mobile device interface protocol USB3.1 Gen2: read 550MB/s max, write 450MB/s max; computer / mobile phone interface protocol USB3.0: read 460MB/s max, write 400MB/s max; computer/mobile interface protocol USB2.0: read/write speed 30MB/s.
5. Compatible systems: Windows XP/7/8 or above, Mac OS X 10.5 or above, Linux 2.4.x or above, Android 4.0 or above (requires device support OTG).
6. With USB-C+USB-C to USB-A two-in-one adapter cable, L=30cm.
7. Sizes: 102*32*8mm. Total weight: 45g. 
