MetaHrystynx Wooden Guitar Music Box with Mechanical Transmission Model, 3D Puzzle Assembly Kits for Adults, Elegant Mechanical Display Model, 150 Pieces

【All-Wooden Mechanical Structure】- Crafted primarily from premium quality wood materials such as thin wood sheets and composite panels, this model emphasizes a natural texture and an eco-friendly concept. 【Traditional Mortise-and-Tenon Assembly】- Features a standardized, detachable mortise-and-tenon joint system that allows for a glue-free assembly process. The model can be repeatedly disassembled and reassembled for fine-tuning. 【Elegant Decorative Piece】- Perfect for display in living rooms, studies, music classrooms, and other spaces, enhancing the overall artistic ambiance. 【Music Box Function】- Includes a built-in wind-up mechanism that plays the timeless classic Castle in the Sky, adding a nostalgic and charming touch. 【Exquisite Craftsmanship】- Precision laser engraving ensures a perfect fit between parts, reducing mechanical friction and enhancing operational stability for a seamless experience., Manufacturer: MetaHrystynx