Portasol 012680040 820 Watt Gas Torch Adjustable flame length of up to 115mm (4-1/2 inches) with a welded stainless steel head that protects the burner High-power torch reaches temperatures of up to 2,462 degrees Fahrenheit Up to 45-minute run time with an on/off ignition switch and safety button Applicable for soldering joints, plumbing and brazing, heat shrink tubing, paint stripping, air conditioning, and loosening frozen or rusted nuts and bolts Compact and lightweight 7oz (198g) high-power 7,797 BTU/h flame power-torch is ideal for hard-to-reach areas Ultrasonically welded gas tanks prevents gas leaking upon exposure to impact, UV light or hot and cold temperatures