It’s perfect for various household, institutional & industrial heating and cooling applications. Features: Be able to control temperature and humidity at the same time Be able to connect with humidifier and dehumidifier equipment at the same time Be able to connect with refrigeration/ heating and humidifier/dehumidifier equipment at the same time Heating/Cooling function could be set separately for refrigeration and heating to protect temperature controller from violent change. Same as humidity Control Supporting Temp and Humidity Calibration [Dual Display Window] Be able to display measured temperature/humidity and set temp/humidity at the same time Specifications: Display Type: Digital Material: ABS+PCB Input voltage: AC110~220V± 10%, DC24V, DC12V Measuring temperature range: 0°C¡"+80°C Measuring humidity range: 1%RH¡"+99%RH Accuracy: ±1°, 0.1%RH Relay output contact capacity: 10A Direct Output Sensor length: 1m Item Size: 7.55.53.1cm / 2.952.161.22in Item Weight: 93g / 3.28oz