Features:With fine workmanship and excellentquality, it can be used for a long time.Portable pocket sized, lightweight andconvenient. Easy to maintain and refill. It uses widelyavailable butane gas. The soldering pen will melt both silver andgold solder. It can be used as a mini-torch or heat blower.Great for precision soldering for thingssuch as electronics, instruments, or circuits to a computers motherboard.Specifications:Material: Plastic + MetalOptional Color: Green, Blue, Yellow, RedFilling capacity: 8MLTemperature: Flame temperature 1300 (adjustable) Soldering iron temperature 450 (adjustable)Use fuel: Pure butaneUse time: 35-45 minutesLength: Approx. 15cm / 5.9inchWeight: Approx. 78gPackage Included:1 x Gas Soldering IronNote:1. Gas is not included, you need to buy gaslocally, and then fill into the soldering iron.2. This item is not auto-ignite so you needto use your own fire source to start it..