ITEM NAME:Gas Blow Torch Soldering Solder Iron Gun Butane Cordless Welding Pen Burner B5R3 HOT SALE body .shopclass { float: left; width: 100%;.Easy to maintain (uses lighter butane). Refillable - Uses widely available Butane Gas. Ideal for light welding, repairs, soldering, jewelry making, hobbies, crafts, model making, etc. Soldering iron temperature: 210~400 °C.