Hello and thank you for choosing Bjorn3d.com. For this review, we will be examining the UC03-PRO / UC04-PRO charging and data transfer stations. USB hubs provide an immense amount of versatility to a mobile or home workstation. If you run an online or electronically based business it is essential to keep all your devices charged and have no restrictions on your ability to utilize your technology. This is where a UC03/04-PRO USB hub can really shine, instantly multiplying your USB 3.1 availability and adding 5V/2.4A charging capability to your workstation for up to ten devices.