This device has A larger display area and can display the set temperature, the actual temperature, the power percentage and the progress bar simultaneously, as well as two preset storage temperatures each for A/B. A copper brush protective cover was added, the key form was changed to a JBC-like style, and corrosion resistant housing was adopted. Two stations each have 2 groups of memory temperature, short press one second to read, long press three seconds to store. Other features include in-line handle, C/F conversion, buzzer switch, key lock, temperature compensation, three-stage cleaning of the heating core, adjustable handle bracket, and dual station experience consistent with the A902. 1, the display area is larger, can simultaneously display the set temperature, actual temperature, power percentage and progress bar, A/B each 2 preset storage temperature; 2. Add copper brush protection cover. 3, the key form changed, the style is similar to JBC. 4, anti-corrosion shell. 5, double station each has 2 groups of memory temperature, short press one second to read, long press three seconds to store. 6, other functions include wire control handle, C/F conversion, buzzer switch, key locking, temperature compensation, heating core three-stage cleaning, handle bracket adjustable, double station use equal to A902 consistent.