4 Ports Powered USB Hub

4 Ports Powered USB Hub usb 3 slot Bestor 3 Port High Speed Splitter Plug ,Data Transfer Adapter Expansion for PC Notebook Laptop Computer Mac Linux Windows HDMI Connector, USB Charger, USB Hub usb slot Type-C to 4 Port Hub by Bafo Easily connect multiple devices like mouse keyboard and other accessories along with USB C Adapter

usb slot 0 USB Hub turns a single USB port from your laptop into four ports that can be used simultaneously for data management and quick device charging It can

usb 30 slot 0 port , T420 systems do not have any ports The yellow USB port simply means that it can supply power to external devices (charge Anker 4-Port USB Unibody Aluminum Portable Data Hub with 2ft USB Cable for Macbook, Mac Pro mini, iMac, XPS, Surface Pro, Notebook PC, USB Flash