Features With good workmanship and excellent quality, it can be used for a long time. Portable in pocket size, lightweight and practical. Easy to maintain and refill. It uses widely used butane gas. The solder pin will melt both silver and gold solder. It can be used as a mini torch or heat blower. Ideal for precisely soldering things like electronics, instruments or circuits to a computer motherboard. Item features: With good workmanship and excellent quality, it can be used for a long time. Portable in pocket size, lightweight and practical. Easy to maintain and refill. It uses widely used butane gas. The soldering pen will melt both silver and gold solder. It can be used as a mini torch or heat blower.Ideal for precisely soldering things such as electronics, instruments or circuits to a computer motherboard.Specifications: Material: plastic and metal. Optional color: green, blue, yellow, red Filling capacity: 8 ml. Temperature: flame temperature 1300 ℃ (adjustable). Soldering iron temperature 450 °C (adjustable). Use fuel: pure butane. Usage time: 35-45 minutes Length: Approx. 15 cm / 5.9 inches. Weight: approx. 78g Box contents: 1 x gas soldering iron. Note: 1. Gas is not included, you need to buy gas locally and then fill it into the soldering iron. 2. It is not self-igniting, so you need to use your own fire source to start it. Package List