When they announce a new thermal imaging chip but don't even specify its absorbance range or if its an integrating or peakfinding type.

They don't even discuss what wave bands this thing is operating on. for frogs snacks..

Edit: dig deep enough and you'll find it;

https://files.waveshare.com/wiki/common/MI0802--Datasheet--v1.0.1.pdf

Hmm.. Pair this with a narrow band pass filter at 15k and image CO2?