Generic Yo506 Novelty Cigarette Lighters Jet Flame Butane Gas Cigar Torch Lighter torch has no butane gas in it when you receive it. please buy butane gas bottle and put gas into torch from the hole in the bottom of torch . Temperature:2450F Time:10-20min(non-continuous flame) Gas tank uses special material,which is strong in antifatigue,generally will not leak gas or burst Windproof Ideal for brazing,soldering,dental repairs,chef's torch,plumbing,industrial