Weller P2KC Professional Self-igniting Cordless Butane Soldering Iron KitPortasol Professional Self igniting Cordless Butane Solder Iron, ESD safe to protect sensitive components A lightweight, compact cordless butane soldering and hot air tool, Piezo ignition with push button ease & convenience Fast heat up for high productivity, melts solder in less than 40 seconds, Gas capacity allows up to 1 hour of continuous use, ample for most jobs Refills in less than 20 seconds so you can stay on the job, Automatic cut off switch