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Jeroen W. Pluimers on .NET, C#, Delphi, databases, and personal interests

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Operame: Dutch open source CO2 sensor device for indoor usage: shows green/yellow/red for good/okay/bad CO2 ppm levels

Posted by jpluimers on 2021/12/15

Since all information is in Dutch, I keep only the title and this short explanation in English.

[] Sebastian Oort on Twitter: “Gaat jouw school binnenkort weer open? Wil je jouw klas veiliger maken? Hang een CO2 sensor op. Ze zijn weer op voorraad bij OperameNL ! We hebben nog ruim 100 stuks op voorraad en maandag komen de volgende 250 binnen! @OperameNL van @revspacenl… “


OperameNL links:



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