USB charging: easy to operate by plugging in the included USB data cable. Easy to carry: Portable, perfect for outdoor use. The tip of the soldering iron is made of steel, resistant to rust, and will last for a long time. Application: Suitable for general welding applications, including spot, wire, and drag welding, as well as wire tinning. This soldering iron tip set can handle a variety of soldering tasks. High-quality construction with advanced production processes. Easy to use: Compatible with most soldering irons. After soldering, wipe the tip with the included sponge to remove tin slag. Product Name: Soldering Iron Tip Compatible with: Soldering irons with E10 interface Color: Gold Material: Metal Type: B Type Package Contents: 2 x Soldering Iron Tip 1 x Sponge Note: The actual product may have slight color variations due to lighting and display differences, which do not affect functionality. Measurement error allowed is +/- 1-3 cm. Only the items listed are included.