Tim Streater explained :
In article ,
Dave wrote:

Looking to buy an infrared thermometer without breaking the bank and also
without knowing exactly what I'm looking at - for instance, what is
"emissivity" and does it need to be adjustable?

Was there some reason you were unable to look it up?

Yes. I'm thick. Rather than read lots of confusing big words, I just
wanted someone to say yes, these are good little gadgets or no, they're
a waste of money. Or for someone to say, that's not a bad one but this
one is better.