Piezo electronic ignition system for reliable ignition every time Adjustable flame height Weller® ML200 Magna-Lite Butane Powered Table Top Torch Also for labs, and boating Up to 60 minutes continuous use controls flame temperature up to 2,400° F For heat shrink tubing, fusing rope ends, frozen locks, camping Refillable with Weller WB1 or WB2 filtered butane