Mechanical Handcraft Pendulum ClockDIY wooden pendulum clock kit with spring winding mechanism, the gear will run when you turn the crank.How wonderful to do the model of your own hands.PRE-LASER CUTINGAll parts are laser cut with good accuracy, but some are so tiny that you need mini finger or some kind of soft end tool to squeeze them out of the tight fitting environment. Unique 3D mechanical puzzle, laser-cut ply wood material, no tonxic, environmentally friendly, smooth wooden board.Easy to assembleVivid English Guide with step by step, no tools and glue, you can easily follow the English direction. Patience and Confidence are necessary factors to finish the mechanical watch model. Note: The watch runs for approx. 20 minutes when fully windedUseful educational project Handcraft model can open up a new world of creativity, knowledge and pleasure. It has experienced the sweet memory of building the puzzle together. A really pleasant make. It will improve your children's practice, patience and attention. Both you and your child will benefit greatly from the puzzle.Amazing GiftIt is ideal and creative gift to surprise friends, families, birthday/Christmas. A good choice for someone who is DIY lovers. Perfect gift for boys, adults, boyfriends and dadProduct description Style Name:Pendulum Clock Mechanical craft pendulum watch. Product details: Assembled size: 245 x 115 x 350 mm. Package size: 250 x 370 x 70 mm. Material: Laser cut plywood; Assembly time: about 10 hours; Recommended Age: 14+; What is in the packaging: Laser cutting 7 plywood; English instructions to follow; Exquisite box packaging; Product advantages: Laser cutting: make the wood smoother; Exquisite box packaging: could be a creative gift; Customer Service: Accept replacement or return; Customer is God, we provide you with the high-quality item and best customer service. Product Safety This product is subject to specific safety warnings Warning: Not suitable for children under 3 years. For use under adult supervision