Recent content by Alexwall

The problem is I don't want to build one... Edit: also another problem is with sci fi lasers you have to buy the batteries separate

Hello, I have been looking to buy a laser for quite a while, and recently found one that I am interested in buying, however before I do this I wanted to get your guys's opinions. Here is the link to the laser High Power 445nm Focus Visible Blue Beam Laser Pointer Pen Boxset w 5 Caps K0TG | eBay...