Discover the power and precision of modern marine engineering with Ugears' Research Vessel — a 3D wooden model inspired by real icebreakers and survey ships. Designed for curious minds and adventurous builders, this mechanical ship features a rubber-band motor and a pendulum to simulate the steady pace and sound of a diesel engine. Three movement modes — forward, turning, and automatic manoeuvring — bring your nautical expedition to life. Packed with thoughtful details, the Research Vessel includes a swing jib crane for lifting and securing the bathyscaphe, as well as miniature boats for various missions. Its skeleton-style hull reveals the inner workings, allowing you to observe the mechanics in motion. A perfect model for those fascinated by sea exploration and clever engineering. Set your course for creativity and exploration with this unique wooden ship model from Ugears! Research Vessel features: Rubber-band motor with pendulum regulator Three movement modes: forward, turning, and auto-manoeuvre Swing jib crane with extension platform Drop ramp and opening hold hatch Simulated diesel engine sound via clever gear system DIY wooden model features: Skeleton design reveals internal engine room Pre-laser-cut wooden parts Assembles without glue or tools Step-by-step instructions in 11 languages Free spare parts upon request