✔ Heat up Quickly and Heat Dissipation Efficiency - Better heat dissipation efficiency with our upgrade steel-pipe design, the vaster new soldering iron is more efficient in a better heat dissipation. ✔ Upgrade PCBA - we use the chip fixed resistor while others on the market use the color ring resistance, the chip fixed resistor will help the soldering well. ✔ Excellent Soldering Gun - No need soldering station, just plug and play. Easy to operation.Adjust the temperature according to your need by the knob wheel on the electronic soldering iron. ✔ 5 Pcs Iron Tips - Five different tips makes soldering iron easy to fit for guitar, computers, hardware, and TV capacitors or accessories etc. ✔ Widely Used Soldering kits - Soldering iron welding tools is widely used for welding circuit board, appliance repair, Home DIY hobbyists, jewelry welding. Best choice for Welding beginner.