Portasol Super Pro 125 Professional Gas Soldering Kit Unique patented front end provides extra durability. Ultrasonically Welded gas tanks prevents gas leaking on exposure to impact, UV light or hot and cold temperatures. Butane compatible nylons and acetyls (plastics) carefully tested to ensure our products are safer reliable and last longer. Click to ignite • Cordless butane powered - no cords or wires • Run time 2hrs + continuous use • Ready to melt solder less than 30 seconds from ignition. • Flameless combustion (solder hot air modes) • Adjustable temperature control • 25- 125 (watts equivalent) high power adjustable Kit includes 4 tips: Hot air and deflector for heat shrink, Hot knife and 2.4mm df and 4.8mm df tips, accessories included are sponge and tray, kit box, stand and .