This is the kind of laser pointer being used against police in Portland. They can burn a hole through paper and will permanently blind you if you get hit in the eye for even 1/8th of a second.
Here’s how they’re advertised on eBay. 
There’s tons of videos on these 5W lasers on YouTube. You can burn paper almost immediately with one of these—and even faster if you use a focusing lens. Your eyes are much more vulnerable than paper.
Unlike flashlights, which are only as hot as their thermal source, lasers have a negative temperature that can be inverted to heat levels with no theoretical limit. The heat is limited only by the size of the point and the amount of power you put into it.
Don’t fuck with lasers.
Don’t fuck with lasers.
Humans playing with lasers is a lot like giving an ape a flaming torch.
Here’s a video with some illustrative examples of how hot these lasers can get.
