features, this compact and lightweight electric soldering iron set is practical and convenient to use. With a comfortable control handle and simple control interface, it can effectively to improve operating efficiency, which can be a perfect tool for electronic engineers and electronic maintenance enthusiasts. Features: With safety circuit design and made of premium metal, ABS and PC materials, featuring comfortable grip wear resistance heat resistance excellent insulation electrostatic prevention long service life. Equipped with OLED display screen, convenient to use and easier to read due to the memory function. The high quality heating end adopts internal heating core, intelligent temperature control between 100℃~400℃, achieves instantaneous stable temperature rise. With microcomputer temperature compensation over-temperature alarm for high accuracy, temperature error is less than 5℃. Sleep intelligent switching to avoid dry burning and prolong service life. When the work stops for a short time, it will enter the sleep mode. When picked up, it will automatically heat up. Automatic shutdown function for saving energy, safe and reliable.