If needed more the 2 channels on your USB C-less computer this will solve missing USB C problem. That was main reason i have buy this. It is split USB cable that need 1 USB for power and second for data, that is also stated on cables. Works!
Price could be 10€ less but it is USA company so yeah we have to pay. I read someone use it to power mixpre from external battery, my external battery have USB C connector with high drain so i didn't use it for that, but also possible.