1MEASURING RANGE: The temperature controller has a measurement range of -50-99, supports temperature correction and sensor fault alarm. 2TEMPERATURE CONTROL: Conduct temperature control according to the temperature setting value and return difference, control output, protection delay. 3MULTIPLE FUNCTIONS: Microcomputer thermostat, cooling and heating conversion, suitable for temperature control, defrosting, fan temperature control, etc. 4HIGH ACCURACY SENSOR: The thermostat uses high accuracy NTC sensor, which can withstand 3000 high and low temperature shocks, has a small drift. 5DEFROSTING CONTROL: Various defrosting fan management methods, dual control of temperature and time, and settable defrosting and water dripping time. Item Type: Temperature Controller Measuring Range: -50-99 Temperature Measurement Accuracy: 1 (-50-70) Power Supply: 220VAC 10%, 50/60Hz Sensor: 1 NTC Sensor Operating Ambient Temperature: -10-60 Relative Humidity: 20-85% (no condensation) Temperature Resolution: 0.1 Sensor Fault Delay: 1 Second Overall Power Consumption: Less than 3W Relay Output Capacity: Cooling (10A 220VAC), heating (10A 220VAC) Storage Temperature: -30-75 1 x Temperature Controller 1 x Sensor 1 x User Manual