It is suitable for various domestic, institutional, and industrial heating and cooling applications. Features: - Simultaneously controls temperature and humidity - Compatible with humidifiers and dehumidifiers - Connects with refrigeration, heating equipment, humidifiers, and dehumidifiers - Independent settings for heating and cooling to prevent sudden temperature changes - Independent humidity control settings - Temperature and humidity calibration function - Dual display window shows measured and set values simultaneously Specifications: - Display type: Digital - Material: ABS + PCB - Input voltage: AC 110–220V ±10%, 24V, 12V - Temperature measurement range: 0°C to 80°C - Humidity measurement range: 1% RH to 99% RH - Accuracy: ±1°C, ±0.1% RH - Relay output contact capacity: Direct output 10A - Sensor cable length: 1m - Product dimensions: 7.5 x 5.5 x 3.1 cm (2.95 x 2.16 x 1.22 in) - Product weight: 93g (3.28 oz) Operation: - Start temperature (humidity) setting: Press the 'Up' button once to view the current temperature (humidity). Long press the 'Up' button for 3 seconds to adjust the desired value using the up and down buttons. - Stop temperature (humidity) setting: Press the 'Low' button once to view the shutdown temperature (humidity). Long press the 'Low' button for 3 seconds until the value flashes, then adjust using the up and down buttons. - Temperature (humidity) correction: Press and hold the 'Up' and 'Down' buttons simultaneously. - Reset procedure: Press and hold 'Down 1' and 'Low 2' for 3 seconds. Package List: 1 x Temperature Humidity Controller