Our stove has been certified by the CSA and UL and is superior to other stoves in quality and safety. CSA & UL MARKS MEANS THAT THE PRODUCTS HAVE BEEN TESTED AND MEETS APPLICABLE STANDARDS FOR SAFETY AND PERFORMANCE, INCLUDING THE APPLICABLE STANDARDS WRITTEN OR ADMINISTERED BY THE SAETY STANDARDS ASSOCIATION IN USA ( CSA & UL ) "*** Usage a)The stove is safe and easy to use and goes anywhere. b)Great for work cooking,boating,camping,tailgating,backyard/patio or right on your dining room table. c)Our portable gas stove, with its easy to store fuel and compact stove design, has become a necessary addition to your emergency equipment supplies. *** Features a)High heat output (Provide 7,517 BTU's) b)Built-In safety features (Safety Governor System) c)Easy to operate control d)Automatic piezo-Electric ignition system with auto-safety shut off e)Windshield to protect flame *** Specification *Dimention: 343mm x 284mm x 113mm *Unit Weight: *Type of Fuel: Butane, 8oz, 227g * Gas Consumption: 160g/hour * Nominal heat input: * Heat output: 7,517 BTU's/hour * Min. Burn time: 1hour 40min./cartridge * "