1. sub-control switch: each switch is independently controlled, and the button can be turned off directly when the U disk is not used 2. 7 USB3.0 (backward with USB2.0, 1) + 1 USB charging port, the maximum theoretical transfer rate of USB3.0 can reach 5Gbps3. In addition to daily with the computer, it can also be inserted into the socket and used with the adapter. At this , it only has a charging function 4. Support USB interface peripherals, such as: U disk, MP3, keyboard, mouse, hard disk, printer, etc.5. No need to install drivers, plug and play, support hot swapSpecification:Product name: USB hubInput port: using the latest USB 3.0 portTransmission rate: 5GbpsOutput port: 7-port USB 3.0 HUB hub, backward with USB 2.0/1.2/1.0+1 USB charging portLine length: 1.5 metersCharging current: 2.4AFunction: charging + data transmission functionSize: 155 x 62 x 30mmColour: silver grayMaterial: aluminum alloyPackage Contents:1 x USB hubOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.