I've never had a proper mod like this before, is there any advantage with one of these over my KR808D-1 XL batterys ? I guess what i mean is, is it more powerful lol.
 
(I only use cartomizers... can't stand atomizers)
 
Thanks
	
		
			
		
		
	
			
			(I only use cartomizers... can't stand atomizers)
Thanks