o sleep mode.
3: Auto sleeping function. Parameters can be set in sleeping state.
4: Closed loop sensor. Temperature can be controlled by zero voltage triggering modes, and adjusted conveniently, accurate and stable, not affected by airflow.
5: Large power, rapid heating.
6: A multipurpose unit, having brushless whirlpool motor, wide range.
7: An automatic cooling system can prolong the life time of heating element and protect the handle.