This is the Quanvizo Extend Pro: a modular laptop screen that takes your productivity to the next level. It combines with your laptop to let you work on 4 screens at the same time. This is compatible with Windows and macOS computers. Its clamp-on bracket mount works on laptops from 11.6 to 17.3″.
This laptop monitor has 1920 x 120 resolution. It has portrait, landscape, and 1-over-3 modes. The built-in kickstand has 135-degree adjustment range. You get dual USB-C ports for connectivity.