Above all, insist on a fact (wink to those who believe that a scan of 150 W could be equivalent to 300 W):
He must choose his material based on the use to which it will be.
It should also compare what is comparable.
For the description, that of KOURTCH seems very objective, and I find the opinion of NICOCONICE very very hard.
This unit is ideal for parties indoors or outdoors in yard for example. With a bit of smoke, it's amazing.
With 2 SCX500 is good, with 4, one can start a show!
Here's a year since I use them.
I tested quite a few models before, but more powerful devices intended for outdoor mobile disco.
Beautiful colors (although given the double and multiple colors on a single gobo).
Excellent value for money.
I do not regret my choice, especially since I did play competition for 4 devices and I have had to € 288.00 / piece (when I see the price of Argus AF ...).