Not to firmilliar with the built in controller on the Vertex but I believe it is the real deal & can do a great dust to dawn so you probably don't need the controller to handle it & in that case I would look at the Apex Lite, it has a much nicer display then the Jr. 
		
	
		
		
		
		
			
		
		
		
		
	
		
		
	
	
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