This heater is gas powered, very convenient to use. It is lightweight and portable for your outdoor trips.Features:Made of stainless steel for durability.Piezo ignition system to start heating easily.Mounts to a gas stove and requires no electricity.Rust proof emitter guard.Adjustable safety valve controls gas flow and heating power.Weighs 10.8oz and comes in a storage bag, convenient to carry.Specifications:Material: Stainless steel & Aluminum alloy & CopperGas Type: ButaneSupply Pressure (bar): Direct pressureInjector Diameter (mm): 0.22Normal Heat Input (KW)(Hs): 1Fuel Consumption(g/h): 72Designation of Gas Container: 227/230 grams 509ml450 grams 990ml230 grams 509ml300/300 grams 806ml450 grams 990mlDimension: 15 * 14cm / 5.9 * 5.5in (D * H)Weight: 306g / 10.8ozPackage List:1 * Heater1 * Canister Stand