STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Controller AC 110V 220V DC 12V 24V

STC-3028 12V 24V 220V Temperature Humidity Controller Home Fridge Cooler HeaterThermometer Hygrometer Control Switch 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. Model: STC-3028 Input voltage: AC110~220V± 10%, DC24V, DC12V Measuring temperature range: 0℃ - +110℃ Measuring humidity range: 00%RH～+100%RH Accuracy: ±1°, 0.1%RH Relay output contact capacity: 10A/240VAC Shell material: PC + ABS fireproof Sensor length: 1m Set startup temperature(humidity): Press the "up" button once to display the starting temperature(humidity). Long press the "up" button for about 3 seconds,The required temperature(humidity) can be set by the up and down keys. Set stop temperature(humidity): Press the "down"button once to display the stop temperature(humidity). Long press the button for about 3 seconds and the stop temperature(humidity) number flashes. The required temperature(humidity) can be set by the up and down keys. Temperature/humidity correction: Press "up"  and "down" button at the same time.