The Weller PSI100C is a 125W, +1076°F ESD-Safe Portasol Professional Self-Igniting Cordless Butane Solder Iron. The PSI100C features ignition with push-button ease and convenience, fast heat-up for high productivity, melts solder in less than 40 seconds, gas capacity that allows for up to 1 hour of continuous use, and automatic cut-off switch when cap replaced for safety. Additionally, it refills in less than 20 seconds so you can stay on the job, and can be used as a mini-torch with optional PPT12 flame tip.