Control temperature and humidity at the same time It can connect cooling/heating and humidification/dehumidification equipment at the same time Cooling and heating support temperature/humidity calibration Dual-window display showing temperature/humidity Specification: Model: STC-3028 Input voltage: AC 110~220V, DC 24V, DC 12V Temperature: -50°～+110° Humidity: 00%RH～+100%RH Accuracy: ±1°, 0.1%RH Relay output: 10A/240V AC 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 the 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 the "up" and "down" buttons at the same time Package included: 1 x Temperature Controller