It is suitable for various household, institutional, and industrial heating and cooling applications. Features: - Capable of controlling temperature and humidity simultaneously - Compatible with humidifier and dehumidifier equipment - Can connect to refrigeration, heating, humidifying, and dehumidifying systems - Independent heating and cooling settings to prevent abrupt temperature changes - Supports humidity control with stable performance - Includes 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, DC 24V, DC 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: 10A - Direct Output Sensor Length: 1m - Item Size: 7.5 x 5.5 x 3.1 cm (2.95 x 2.16 x 1.22 in) - Item Weight: 93g (3.28 oz) Operation Instructions: - Set startup temperature (humidity): Press the "Up" button once to view the startup value. Long press the "Up" button for 3 seconds, then use the Up/Down buttons to adjust. - Set stop temperature (humidity): Press the "Down" button once to view the stop value. Long press for 3 seconds until the value flashes, then use the Up/Down buttons to adjust. - Temperature (humidity) correction: Press the "Up" and "Down" buttons simultaneously. - Reset procedure: Press "Down 1" and "Down 2" buttons for 3 seconds. Package List: 1 x Temperature Humidity Controller