USB 3.0 Hub USB Hub 3.0 Multi USB Splitter 3 Hab Use Power Adapter 4/7 Port Multiple Expander 2.0 USB3 Hub with Switch for PC
(1)DO not used for charging,it is used for offering more usb ports to transfer file.
2.Hot plug & play USB device
3. Fully compatible with USB specification version 3.0
4.With blue LED for power
5. ON/OFF switches activate or deactivate individual ports
6.Designed with 4-port,7-port,this compact USB3.0 high-speed hub is small enough for travel,and cable enough to meet your connectivity needs
7.Thespecification of the power supply is 3.5*1.35mm, 5V 2A.
Item Name:USB HUB 3.0 / 2.0