This portable burner does not have wicks to replace or gas lines to install! Stable, tip resistant design with easy grip handle, provides safe use and portability anywhere in thee lab or work area. Just open the butane valve and push the ignition button for an adjustable, clean-burning flamer. The Micro Burner is refillable from a standard butane cartridge. 3-1/2" (90mm) tall by 5" (125mm) long. 40g fuel capacity. 1-2 hours use per fill.