That's my problem. I like the mod, but it won't fire unless my fingers are wet with saliva or water.  Also, the sticker inside says to use a 16340 3.7V battery.  A 18350 fits and that is what the previous owner was using.  Could that be part of the problem?
	
		
			
		
		
	
			
			 
				
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		