The Crux Lite provides the simplicity of butane canister cooking. Easily regulated by adjustable flame spreader. Uses conventional butane canisters. Measurements: 71x57x56 mm / 2.8"x2.2"x2.2". Rating: 3000 W / 10200 BTU. Burn time: up to 60 minutes at high maximum output, using 220g / 8oz canister. Boil time (1L / 34 fl. oz of water): Down to 3 minutes depending on climate, altitude, etc. Weight 77g / 2.7oz.