Stable and reliable: the LED indicator light can display the current output status; The digital display tube can display the measured temperature, and the accuracy of the temperature measurement and control is high 2 Working Modes: This digital LED temperature controller module has 2 working modes, heating mode (start temperature is lower than stop temperature) and cooling mode (start temperature is higher than stop temperature), range from -50℃ to 110℃; The accuracy of the high temperature control reaches 0.1℃ Waterproof probe: equipped with a 1m NTC10K probe, which is waterproof and not easy to rust, easy to use and can last a long time Material: This XH-W3001 digital thermostat switch is made of plastic, which is non-, strong impact resistance, heat and low temperature resistance Suitable for: temperature controller module can be widely applied in the conditioning systems, incubators, equipment cases, temperature control protection and others