Smart Air launched their own air quality monitors few days ago. They are not yet available in India. Might take a while because of local regulations.
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QP Lite Air Quality Monitor – Smart Air
Portable, lightweight air quality monitor so you can see what's in your air anywhere you go. Measures PM2.5, PM10, CO2, temperature, and humidity. Accuracy backed by Smart Air’s third-party tests.
smartairfilters.com
QP Pro Air Quality Monitor – Smart Air
Award-winning 5-in-1 air quality monitor. Tracks 5 key metrics: PM2.5, dangerous gases (tVOC), CO2, temperature, and humidity.
smartairfilters.com
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