this post was submitted on 09 Dec 2023
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Technology

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I first thought it was a camera but there was no point, After some searching I found that these things could communicate optical,, so that might be it, if so how do they work?

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[–] [email protected] 4 points 11 months ago (1 children)

They're IR. Source: I have 5 Pricer labels sitting on the counter next to me.

[–] [email protected] 1 points 11 months ago

Ah, fair enough. It's been a long time since I clapped eyes on the test ones we had.