Fuel = Butane, Propane, Isobutane Out Put = Efficiency Mode: 1400 Watt (4760 BTU) 4 Season Mode: 3700 Watt (12,580 BTU) Boil Time (1 L of water) = 4.5 mins per liter in efficiency mode 3 mins per liter in 4 season mode Burn Time = up to160 min at max output (230 g canister) in efficiency mode up to 65 min at max output (230 g canister) in 4-season mode Measurements Folded = 5.12″ × 2.76″ × 2.56″ Total Weight = 6.28 oz
