hey ragman check out my schematics will make things easy  http://www.e-cigarette-forum.com/forum/cosmetic-mods/172352-mods-schematic.html  they are updated regularly by me    here is the pt   
		
		
	
	
  and a normal switch is 2 pins 1 power from battery or usb positive cable  while the other pin has power 2 atty and resistor on it
	
		
			
		
		
	
			
			
			
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