USB rechargeable soldering iron is powered by a built-in lithium battery Soldering power for electronic easy and convenient to operate, wireless design, Small and exquisite, light and easy to carry The soldering iron is suitable for all kinds of repairing electronic products, and jewelry welding Without iron head. Include USB cable, which can be powered by computer, mobile power supply or your mobile phone charger and so on. Press the button 5 in 2 seconds to power on. Press 2 to continue heating. Do not hold the button for more than 60 seconds. Soldering Iron Welding Tool,Cordless Soldering Iron Battery,USB Rechargeable Wireless Electronic Portable Soldering Iron Power Tip:The soldering iron without iron head. Include USB cable, which can be powered by computer, mobile power supply or your mobile phone charger and so on. color:Black Material:Metal Package Contents: 1 x portable soldering iron 510 thread 1 x USB charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.