An electric soldering iron can set the input voltage and temperature as required. And it uses OLED display, and the main screen displays complete information, including temperature stage status, set temperature, power supply voltage and power percentage. Electric soldering iron adopts internal heating integrated welding head, which heats up rapidly in 6s and melts tin in 8s. It has the functions of PID intelligent temperature control, induction sleep and automatic shutdown, and is safe to use. It is constructed of aluminum alloy material. The diameter of each product is 20mm. The length of this product is 184mm. It is suitable for home, factory, workshop, etc. Item Name: Soldering Iron Material: Aluminum Alloy Features: Easy to Carry, Built-in Battery, USB Charging, Anti-scald Display: 0.87inch OLED Display Operating Voltage: 9-20V Heating Power: 65W Temperature Control Range: 80-420 Degrees Celsius Input Interface: Type-C Protocol: PD Protocol Size Details: Diameter: 20mm/0.79"(Approx.) Length: 184mm/7.24"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Style 4pcs: 1 x Smart Soldering Iron 1 x Charging Cable 1 x Stand 1 x Soldering Iron Head or Style 9pcs: 1 x Smart Soldering Iron 1 x Charging Cable 1 x Stand 6 x Soldering Iron Head