1. Material: aluminum alloy
2. Output type: 1xUSB 3.0+2xUSB 2.0+1xSD+1xTF
3. The transmission rate is 5Gbps, and the USB charger can charge the mobile phone
4. Mini portable, easy to carry
5. Meet the multi-port expansion requirements of the device
6. Support five ports to use at the same time, TF/SD dual card dual reading