Features: Three speed intelligent temperature adjustment, adjustable temperature of 300-450 ℃. Integrated plug-in soldering iron head, plug and play, the soldering iron head can be replaced by unscrewing it, and the operation is simple and convenient. Worry free charging: The product adopts a type-c charging port, which can be connected to a computer, usb interface, or mobile power source for charging. Large capacity lithium battery configuration, 20 minutes of high-energy endurance. 8w power, integrated heating core soldering iron head, fast heat transfer. Parameters: Product name: wireless usb soldering iron. Solder iron tip: c210. Voltage: 5v. Power: 8w. Battery capacity: 800mah. Product size: 190*16.5mm (after installing the soldering iron head). Function: three speed temperature control switch. Adjustable temperature: 330-450℃. Charging time: 0.9 minutes. Battery life: 20 minutes. Charging interface: type-c charging port. Package include: Usb soldering iron (round tip)*1, Rosin*1, Solder iron holder (including sponge)*1, Charging cable*1, Solder wire*1, Tool box*1