Features: 10 in 1 butane welding kit: This kit is equipped with a soldering iron/torch, 6 welding nozzles, a welding tube, an iron bracket, a protective cap, and a plastic suitcase. Multi purpose professional welding kit This product is very suitable for electrical repair, jewelry repair, circuit board welding, general heating/drying, plastic welding, silver brazing, etc. The 6 interchangeable tip packaging includes 6 interchangeable tips, plus a bottom tip for blowing hot gas and solder, a protective cap, and a sponge for wiping solder on the tip. Easy to use butane gas (not included), cordless operation, without the need for bulky wires or wires. Equipped with a self igniting spark switch, the flame can be adjusted, and the flame length can be adjusted to 1/2 to 1 inch during use. Fast heating speed. It has a fast heating speed and is faster than those with plugs. One inflation lasts approximately 30 to 100 minutes (depending on usage). Easy to store with plastic suitcase, easy to store small tools, and easy to carry. Note: Butane gas is not included. Carrying case size: 25.5 * 14 * 5.3cm/10 * 5.5 * 2.1 "(L * W * H) Net weight: 0.42kg/16.6oz