What are the intelligent temperature monitoring tools?

At present, the tools that can only detect body temperature on the market are: hand-held temperature measuring gun, forehead thermometer, ear thermometer, infrared thermometer, face recognition thermometer, thermal imaging thermometer, bispectrum thermometer and so on. At present, it is suitable for crowded places, such as schools, shopping malls, stations, airports and office buildings. It is recommended to use a face recognition thermometer.