Cool, but a quick search shows that these towers can cool a place by around 10C. So, in the scorching 50C desert, the interior would be above 35C, which is still fucking hot.
You’ve got a lot of great replies on how you’re a wrong. But it is even simpler - your freezer works the same way as air con. And it’s at -18°C even if your room is at +35°. That’s all you need to know about air cons and their capabilities.