【4 humidity sensor Modes】 AC thermostats for home Humidity control mode setting; Temperature control mode setting, Humidity alarm mode setting,Temperature alarm mode setting. Temperature calibration support. Reset function. Temperature and humidity calibration.Data storage function to save all set parameters after power off. 【Temperature and humidity controller】Digital thermostat Humidification mode: Set the starting humidity to be lower than the stopping humidity, and the LCD will display it,Display humidity range: 20% -95% RH.Dehumidification mode: Set the starting humidity to be higher than the stopping humidity, and the LCD will display it,with humidity sensor. 【Multifunction】This humidity controller plug socket with sensor has 4 operation modes (humidification mode, dehumidification m.