Description: The shape full of science fiction, unique, engine model design, full of power. A metal handicraft with great retro beauty, curiosity and unlimited reverie. engine carefully made of all metal, each finely processed, luster, and each precisely, upholding the craftsmanship, full texture, and quality assurance. This product requires DIY assembly. It comes with assembly instructions drawings and installation tools for easy installation. Place the finished model on a horizontal table, add alcohol to the alcohol lamp, add water to the boiler, light the alcohol lamp and place it under the boiler for heating, turn the outer to help start, and the can rotate. By assembling engine model, exercise your hands-on ability, observe engine operation process, and understand its structure and principle. You can do scientific and technological experiments, increase your knowledge of physics, and increase in learning. It can also be used as a decoration with collection value. Tips: Use 95% alcohol (not included) for fuel, use other oils. touch the hot parts of the machine with your hands to avoid burns. Specification: Size: 116x90x129mm / 4.56x3.54x5.07inch Material: Metal Package Includes: 1 Steam Engine Model Toys : Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you! model steam engine s for adults engine sterling engines steam metal model s for adults temperature children