Feature: --This smart welder has a 0.87-inch OLED screen, and the main screen displays complete information, including temperature status, set temperature, power supply voltage and power percentage. Integrated internal heating iron head, 6S rapid heating, 8S melting tin. You can directly set the input voltage of 9-12-15-20V on the menu according to your needs. Support setting the temperature value between 80-420°C. --High-quality material: It adopts a complete aluminum alloy shell with beautiful design to ensure that the internal printed circuit board works stably, the heating core has sufficient clamping force, the heating core is in good contact, and will not shake when soldering. --65W high power: built-in thermal integrated iron head, rapid heating 6S, melting tin 8S. Using high-quality heating core, while having a high calorific value, it ensures heating speed and temperature return, which can meet a variety of usage situations. --Intelligent PID temperature control: 32-bit processor, segmented PID temperature control, temperature rise, temperature control, temperature feedback is fast and stable, temperature control accuracy: <2%. --Comfortable buttons: Using two separate buttons, a comfortable operating feel is combined with quick adjustment of the temperature stages and desired quick adjustments and temperatures. --Welding bit guard: Equipped with a welding bit guard, made of aluminum metal, exquisite and beautiful, safe to use. Induction sleep and automatic shutdown: You can set the sleep time and temperature, and the machine will automatically shut down after 30 minutes of sleep without operation to prevent dry burning.      Description: Name: Smart Electric Soldering Iron Material: aluminum alloy Color: black, blue (optional) Screen: 0.87 inch OLED screen Working voltage: 9-20V Heating power: 65W Temperature control range: 80-420°C Input interface: C type Protocol: PD protocol Item size: 184 x 20 x 20mm/7.24 x 0.79 x 0.79in      Packing list:  Set A: HS-O1 host x 1, DC to C power cable x 1, small welding station x 1, HS01-BC2 soldering head x 1 Set B: HS-O1 host x 1, DC to C type power cable x 1, small welding station x 1, soldering iron head x 6 Set C: HS-O1 host x 1, DC to C type power cable x 1, small welding station x 1, HS01-BC2 soldering head x 1, C2C PD line x 1, 65W PD GaN charger x 1 Set D: HS-O1 host x 1, DC to C type power cable x 1, small welding station x 1, soldering head x 6, C2C PD line x 1, 65W PD GaN charger x 1