So this may be a very dumb question haha I've never had an airbrush tan, so idk how they do it. Is…

So this may be a very dumb question haha I've never had an airbrush tan, so idk how they do it. Is it something you can get done while pregnant or no? I didn't know if it was a machine you get in or if they do it by hand? I'm just tired of being really white haha 😂 also, has anyone had good experiences with it? I don't want to be orange, but the beds have never tanned me