Item Type: Digital Temperature Controller <br>Measurement and Control Temperature Range: -50℃ - 99℃ <br>Resolution: 0.1℃ <br>Accuracy: ±1℃ (-50℃ - 70℃) <br>Power Consumption: <3W <br>Sensor: NTC sensor <br>Ambient Temperature: 0℃ - 60℃ <br>Storage Temperature: -30℃ - 75℃ <br>Relative Humidity: 20% - 85% (no condensation)<br>1、LED SCREEN: Mini thermostat with large and clear LED display for better readability, very convenient <br>2、SAFE ALARM: The thermostat supports switching of cooling and heating modes, and supports alarm function of temperature exceeding limit or sensor error to ensure safety <br>3、OPERATING PRINCIPLE: The thermostat can control the temperature by setting the temperature setting value and the difference value <br>4、SOLID SHELL: Temperature controller adopts ABS flame retardant plastic shell, which possess impact resistance, scratch resistance and is environmentally friendly <br>5、ACCURATE AND SENSITIVE: Temperature controller with NTC sensor, possess high sensitivity, fast response speed. High resolution accuracy, power consumption &lt;3W1 x Digital Temperature Controller