Portasol™ Economical Butane Soldering Iron KitsSelf igniting portable butane heat tool can solder, cut rope and perform other open flame operations Allows anti static soldering, ideal for electronics, avionics, cellular communications, alarm systems, marine and automotive Rugged stainless steel body Runs up to two hours on single refill Fuel level is clearly visible through a window on the body of the tool for quick filling Auto switch safety shutoff, iron plated tips Built in filter reduces