The temperature and humidity standard chamber is a high-precision, intelligent digital temperature and humidity calibration device independently developed and manufactured by our company, which integrates the temperature and humidity field with the measurement standard and can be separated. This device is mainly used to detect hair temperature and humidity meters, dry and wet bulb thermometers, digital temperature and humidity meters, and other types of temperature and humidity sensors as specialized calibration device. Suitable for use by various levels of metrology departments, meteorological departments, electronic, power, military and other production departments, as well as colleges and research institutes.