[PSUBS-MAILIST] CO2meter

[via Personal_Submersibles]

Nice CO2 instrument with backlight.

 
<https://www.co2meter.com/collections/desktop/products/rechargeable-co2-moni
tor-data-logger>
https://www.co2meter.com/collections/desktop/products/rechargeable-co2-monit
or-data-logger

 

BR, Emile

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