Features Auto Save Parameters: After the thermostat is short circuited, all parameter settings before the short circuit can be saved, so you don't need to spend time resetting. LED Display: The thermostat has a clear LED display with fonts in red and blue for better readability. Accurate Temperature Control: This thermostat can be used for both heating and cooling equipment, and the temperature control accuracy is around 0.1 degrees Celsius. Wide Range of Measurement: The temperature measurement range of the thermostat is minus 50 degrees Celsius to 120 degrees Celsius. Necessary Part: This thermostat is an essential device for temperature control systems such as household freezers, water tanks, refrigerators, industrial chillers, and industrial equipment. Specification: Item Type: Temperature Control Module Material: ABS and PCB Model: W3230 Input Voltage: 110V-220V Temperature Control Range: -50-120℃ Resolution: 0.1℃ (-9.9-99.9); 1°C (other ranges) Display Color: Red, blue Measurement Accuracy: ±0.1℃ Control Accuracy: 0.1℃ Sensor: NTC10K waterproof sensor Output: Relay contact capacity 10A 250V or 20A 12V Environmental Requirements: -10-60°C, humidity 20%-85% RH Package List: 1 x Temperature Control Module Package List 1 x Temperature Control Module