3D Wooden Puzzles for Adults, Tourbillon Timer 3D Wooden Assembly Model Kit with Mechanical Transmission, Home and Office Decoration & DIY Miniature Kit Crafts Gift (218 Pieces)

Mechanical Transmission & Precision Design: This 3D wooden tourbillon timer model kit features a wind-up spring mechanism that runs for approximately 60 minutes, accompanied by a rhythmic ticking sound and a mesmerizing 360-degree rotating sphere Multi-Scenario Use & Decorative Appeal: Once assembled, the 15.5 x 15.5 x 15.5cm model serves as both an educational tool for understanding mechanical transmission and an elegant decorative piece for offices, bookshelves, or living rooms Glue-Free Assembly for Adults: With 218 precision-cut wooden pieces, this DIY tourbillon assembly requires no glue. The medium-difficulty level offers a engaging 3-5 hour building experience Ideal Gift for Puzzle Enthusiasts: This 3D wooden timer puzzle is a unique gift for adults, hobbyists, and collectors interested in horology, engineering, or miniature crafts High-Quality & User-Friendly: Made from wooden materials, the kit includes detailed instructions for seamless assembly, ensuring a satisfying building experience for beginners and advanced users alike, Manufacturer: RCARTOYRTR