Feature: 1. With Dual Output: The controller module is integrated and supports dual output for controlling temperature and humidity. 2. Automatic Judgment: Can automatically judge heating or cooling working mode, and humidifying or dehumidifying working mode. 3. Accurate Reading: Using high quality movement, digital display design is more accurate, and the reading is more direct. 4. With Sensor: With sensor, the module response is more sensitive and fast, and the operation is convenient. 5. Wide Measuring Range: Temperature range is ‑20℃~60℃, humidity range is 0%~100%RH, with wide range and strong practicability. Specification: Item Type: Temperature Humidity Control Module Model: XH-M452 Power Supply Voltage: DC12V Temperature Range: -20℃-60℃ Humidity Range: 0%-100%RH Control Accuracy: 0.1℃, 0.1%RH Detection Probe: Integrated sensor Output Type: Relay output Output Capacity: Maximum 10A Product Size: Approx. 65 x 55 x 28mm / 2.6 x 2.2 x 1.1in Hole Diameter: Approx. 3.2mm / 0.13in. Package List: 1 x Temperature Humidity Control Module1 x Sensor Note: When setting the mode, if you accidentally reverse the set temperature value, the output indicator will not light up, and the load will not work. If the above situation occurs after setting, you can check whether the set temperature value is reversed.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.