•Equipped with a double - switch mechanism. Switch 1 and switch 2 are used to control the flame size. When using switch 2, switch 1 needs to be turned off. This double - switch design offers several advantages. It saves gas compared to a single - switch torch, making it more cost - effective in the long run. Moreover, it provides more convenient, safe, and reliable control over the flame, allowing for precise adjustments according to different tasks.