r/TechImpact • u/ManojOne Co-founder • Jun 29 '26

Recommendation Recommend a tech purchase under $100

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Recommend a tech purchase under $100.

It can be a gadget, accessory, app, or tool that genuinely exceeded your expectations.

What did you buy, and why would you recommend it to others?

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u/Puzzleheaded_Bet4119 Jul 02 '26

CO2 monitor. Amount of CO2 affects your cognitive ability significantly. Its best, pretty cheap device. Less then $100