Product Details： Made Of Precision Materials Every Detail Is Carefully Crafted, Stable And Long-lasting To Use Rotate The Adjustment Switch To Freely Control The Firepower Front Adjustment Of Hardness And Softness, Rear Adjustment Of Size Adjustable Flame Size And Hardness To Meet Various Needs Adjustable Hardness And Softness, Freely Adjustable By Rotation Turn The Middle Threaded Knob To Adjust The Hardness And Softness Of The Flame Adjustable Large And Small Flames, Freely Adjustable By Rotation Turn The Top Threaded Knob To Adjust The Flame Size Metal Flame Mouth, Heat-conducting Gasification Liquid Built-in Preheating Copper Tube, With Heat-insulating Ceramic Ring, Stable And Durable, Longer Service Life 360 Inverted Flame Spraying, All-round Without Dead Angle Inverted Use Is More Convenient, Easily Cope With Various Use Angles Universal Card Interface, Disassembly And Assembly Takes Only Two Seconds Connecting The Gas Tank Is Convenient And Fast, No Air Leakage, Simple Operation Tips: The Product May Be Updated