I rarely write reviews, but this must be. The tank holds 25 g butane gas; hereby come man / woman at medium setting about 35-40 min from. The temperature of the flame I, at max. Attitude, be able to measure with 1250 ° C. Even under windy conditions the flame does not go out. I use the Lurch less to flambé, as for lighting charcoal and melting of plastic and other materials. A big advantage of this device is the pilot light. Put on the table, with a secure base, you can accomplish great things with craftsmanship. My conclusion: Highly Recommended!