I like this article. I think he sits a little higher when sitting on a bed or chair, but I managed. It would be easier to use and more accessible if it was a little shorter or had an adjustable height.
Pros
β2 CPU FANS - Two silent CPU fans are powered by USB ports to suck hot air from under your laptop for active heat dissipation, the easiest way to cool your computer . And the air vents can provide strong airflow to dissipate heat from the bottom of the laptop. Keep calm and enjoy your work or reading.