Gas stove type: Manual; Burner material: Brass; Material of the body: Stainless Steel; Colour: Silver. Trivet Material: Steel Material: Constructed with heavy Stainless Steel body rust free material, stainless steel coil for uniform thickness, Zinc plated gas pipe for making it rust free. Suryaflame 3 Burner Gas Stove is ISI, CE, ISO Certified, which assures quality and authenticity. Knobs: The ABS knobs unbreakable are fitted in a way to last longer and ease of operation with uniquely designed pan support Warranty: 2 years manufacturer's warranty on whole product. We provides warranty service at your doorstep.