Digital temperature control: Digital display of temperature, very intuitive. The temperature is accurate to single digits with almost no errors. Heat quickly, and press the button to set the temperature. Digital display of the internal structure of the electrical box: Temperature control and circuit board integration, the failure rate is small, less wiring, and higher safety factor. Temperature-controlled probe: Screw-type thermocouple, the tail can be turned, stainless steel shielded tail. Not afraid of bending, accurate, and durable..syi