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by llampx 2702 days ago
Which one did you get? I'm interested in getting one as well.
1 comments
maxk42 2702 days ago
This one on Amazon: https://www.amazon.com/gp/product/B001PDGFR8/ref=ppx_yo_dt_b...

Looks like they're out of stock now, but it has a big label on the front that says co2meter.com, so you might want to check there.

I am not affiliated with that company.

link