Features 1. This mini soldering iron adopts a special internally heated soldering iron tip with fast and concentrated heating speed. It can heat up within 15 seconds and cool down within 35 seconds, which greatly improves your work efficiency. Convenient 2. This soldering iron is small in size and light in weight. It can be easily put into your tool bag and brought to your workplace. 3. The USB data cable can be powered by a computer, mobile power supply or your mobile phone charger. 4. This USB soldering iron can be widely used in small-size circuits, electrical accessories, soldering, jewelry repair, DIY enthusiasts, etc., convenient and practical. 5. Two-way adjustment of the voltage knob can adjust the temperature of the soldering iron. Specifications: Material: Plastic + Metal Size:15 x 10 x 3cm Color:Black, Blue, Silver, Red Weight:85g Package Included: 1x Host 1x Pen Head 1x Charging Cable 1x Shelf 1x Chinese And English Manual