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The one I have is a 532nm. I'm not sure what temperature sensitive is.... But I keep mine in the box it came in. By the way if I keep my laser on for more than 30 seconds the laser starts to shut down. The dot gets smaller until it disappears. Then I leave it for a bit and it's back to normal...

I recently bought a 250mw laser pointer and as I have not made such a purchase before, I need some tips on how to look after the laser. Just simple things like how to store it, what temperature it works best in, how do I clean the lens and stuff. Basically, what the experts on these forums were...

These lasers are usually advertised at a lower output power just so that they are legal with eBay and U.S./UK laws. That laser is approx 100-200mw if it can burn. Ps:I've had one of those

Thanks everyone! Expecting the laser today. Hopefully it'll arrive!

Haha alright. So can the laser make dark leather smoke? Do you think it'll be able to cut electrical tape?

When you say burn, what things can I burn if the output is 150mw? Also I forgot to mention that the laser has a focusable lens...

532nm is good too. My 5mw is 532nm and is very visible in dark areas

Even a 1mw can be seen at night outside. My old 1mw is a great sky pointer!

Just before I start I want to say that I'm a newbie and this is my second laser I have bought after moving on from a 5mw laser that I had. I bought a laser which is advertised as 150mw. It is a green laser and the it is advertised as a burning laser. I want to know what I can do with a laser...

How do I add pictures on to this. (I'm doing this from my phone). And I bought it from Amazon.

I bought this 1mw green laser pointer (I know, don't laugh), and the dot it once produced seems to have become blurry and there are several lines coming out of the centre dot. It kinda looks like a star. I don't know what's going on; I tried cleaning the lens but nothing happened and now I don't...