Perfect little piece of gear, that you should always carry with yourself on your video production gigs. It's extremely reliable and has never let me down. It demands additional power through USB-C, but you can use almost any modern charger, such us your phone's charger. It even runs on PC USB power.
It also works two way, simultaneously (HDMI>SDI and SDI>HDMI at the same time), which is very helpful in some scenarios.