Two display windows, capable of simultaneously displaying the measured temperature/humidity or the set temperature/humidity Can connect cooling/heating and humidification/dehumidification equipment at the same time. The heating/cooling function can be set separately to avoid drastic changes and provide cold protection and heating of the temperature controller. Equal humidity control. It can be used for domestic water heaters, freezers, refrigerators, aquariums, domestic beer, chicken incubators, breeding, planting, etc. It is also suitable for use in laboratories and other temperature control systems. Note: When the charging is not connected to the output terminal, please do not connect the power supply, so as to avoid touching both poles of the wire and causing a fire.