Features: Unleash the potential of steam power with our innovative experiment model! Crafted from quality materials, this portable and easy to use toy ensures hours of educational fun. Discover the fascinating world of physics with our compact and user friendly engine. Its unique designs allows for a burn time of 60-120 seconds, providing an engaging learning experiences. Our engine appeals to individuals interested in exploring the principlesof power generation. Perfect for students, teachers, and hobbyists. Whether used as an educational tool or as a captivating gift, our engine captivates minds and fosters a love for scientific exploration. It is a versatile addition to any setting. With its durable constructions, our engine is a long lasting investment for those passionate about scientific discovery. Its compact size makes it convenient for use anytimes, anywhere. Specifications: Material: metal Package Includes: 1xEngine Model note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.