Seeing the potentiality of a Global Pandemic sometime in our lifetime, what's the cheapest Dahua thermal camera on the market? I think its appropriate to ask because the human population is increasing and many don't take the proper precaution and fail to follow basic guidelines especially in densely-packed areas where hygiene is in question and chances for infection to proliferate (from city centers to public transportation to college campuses to even the waiting rooms of hospitals / clinics).