1.digitally controlled by microcomputer 2.with LCD display window to directly show the temperature, ... it will not be lost if power down.2, The temperature sensing system adopts DS18B20 digital- ... used to make the temperature balanced.4, With LCD display window to directly show the temperature, status and ... Processing technology2, The control range: 22.0°C±2.0°C3, The alarm temperature: <20°C,>24 ...