???? The product is a Sunnytech Low Temperature Stirling Engine Motor Steam Heat Education Model Toy Kit (LT001) ???? It’s made with high-quality materials and elegant workmanship, featuring a mirror surface stainless steel base ???? The product dimensions are approximately 8.3 x 5.1 x 2.8 inches ???? It’s an educational tool, ideal for demonstrating the principles of Stirling engines ???? It’s also a fun and unique gift idea for science enthusiasts