Self-Igniting Piezo function: Convenient one hand start with self-igniting push button piezo ignition, without the need of another tool Ready to use within seconds: Rapid heat up time, no long waiting for heating up the iron Extra long operation time: Butane gas soldering iron works approximately 3 hours with one filling of Weller Butane gas Solder on the go, even outdoors: Complete your soldering task anywhere, without the need for a mains supply or an obstructing cable in the way High versatility with included accessories: with additional hot air blower function for shrinking hoses Temperature adjustable from 250° to 650°C: variable adjustable temperatures can be set between 250° and 500°C when used as soldering iron, and 650°C when used as hot air blower Easy refill with Weller butane gas: No need for cords, batteries or cartridges, easy refill with Weller butane gas in just a few seconds for an almost uninterrupted workflow