10 in 1 Gas Soldering Iron Set High capacity, 100-120 minutes of use time per full has charge. The transparent tail can visually see the gas content. High-end storage box. Three functions, one can be used as an ordinary soldering iron, and the other can be used as a hot air gun with the tip of the soldering iron removed (for heat shrinking) Dismantle the entire heating element and use it as a torch, the flame size can be adjusted. Material: Engineering Plastic Weight: 460g Outer packing: 24.5*13*5.5CM Flame temperature: 1300℃ Soldering iron tip temperature: 400℃ Hot air temperature: 500℃ Gas capacity: 26ML Use time: 100-120 minutes Features: This product has an automatic ignition function, so you don't need to use a lighter to ignite the fire. Comes with a safety switch device.