Made of precision materials Every detail is carefully crafted for stability and long-lasting use Rotate the adjustment switch to control the flame intensity Front adjustment for flame firmness, rear adjustment for size Adjustable flame size and firmness to meet various needs Turn the middle threaded knob to adjust flame firmness Adjustable large and small flames, easily controlled by rotation Turn the top threaded knob to adjust the flame size Metal flame nozzle with heat-conducting vaporization liquid Built-in preheating copper tube with insulating ceramic ring for stable and durable performance, extended service life 360 inverted flame output, (removed non-English text) Inverted design allows convenient use at various angles Universal clip interface enables quick disassembly and assembly in seconds Easy and secure connection to gas canister, leak-proof, simple operation Note: Product may vary slightly between batches; differences in color or design may occur but do not affect functionality Color: As shown in photo Material: Copper Package Contents: 1 x Welding Torch Gas Burner Only the above items are included; other items are not included Note: Lighting and display differences may cause slight variations in color. Measurement error allowance: +/- 1-3 cm