Model No. LSP-110-1 professional cordless butane powered soldering iron and blow torch. Auto ignition is easy-to-start and operate under any condition. Adjustable soldering iron functions from 410 deg. F. to 750 deg. F. (equivalent to 30W to 125W of electrical power), and torch is adjustable to 2400 deg. F. Easy-to-refill with see-through fuel window. 5 year warranty.