Yes, that's why I said "only the CO2 sensor". It has other sensors but doesn't tell you what those are.
And the CO2 sensor isn't much use to me without a way to read the sensor with a computer though and the device you linked doesn't have any kind of machine-readable interface.
And the CO2 sensor isn't much use to me without a way to read the sensor with a computer though and the device you linked doesn't have any kind of machine-readable interface.