Application: Suitable for general soldering applications, point, line and drag soldering, wire tinning : The soldering iron tip is metal, steel, which is anti rust, serving you for long-time Easy to Carry: Portable and very suitable for outdoor : This battery soldering iron tip is with thread, easy to remove and install Portability: This product is small in size and light in weight, which is very to carry around, Manufacturer: XIBEIDIANZI