Self-Igniting Piezo function self-igniting with convenient push button piezo ignition without the need to an additional tool High versatility with included accessories Multi-functional tool which can be used as soldering iron, or hot air tool for cable shrinking Ergonomically and lightweight lightweight and portable soldering iron that can be used anywhere Ready to use within seconds instant heat available at controlled temperatures Easy and quick refill Easy to fill with Weller butane gas in a matter of seconds