What are pots and how do you go about adjusting them? I was looking at the lasers on that site and what are the difference between black and blue lens?
Looking on ebay there are some more differences. What are the differences between these two? The only thing I notice is that it says V12 PS2.
http://www.ebay.com/itm/PS2-Slim-700...item3f2220bf16
http://www.ebay.com/itm/PS2-Slim-700...item5652ea684e