The package does not contain batteries. 3D wooden puzzle. [Make Your Own Crafts] - This 3D wooden puzzle clock kit is assembled by yourself. This educational wooden clock toy is precision laser cut, made of high-quality plywood and smooth to the touch. Easily remove the individual part from the sheet without glue. [Easy Self-Assembly] - Instructions with pictures to help build, everything in the kit is clearly marked. Just follow the user manual that comes with the educational DIY puzzle toy. [Educational Parent-Child Model Set] - Suitable for adults and children. Strengthen parent-child communication. Provide DIY fun. Patience and confidence are necessary factors for making a table clock model. It will improve your child's hands-on ability, patience and concentration. [No Ticking and Stylish Appearance] - The wooden puzzle of the table clock is a great design for interior decoration. It provides a quiet environment to decorate your living room, study, office and bedroom. Your visitors have this beautiful decoration that you can assemble with your own hands. [Creative Gifts] - 3D Puzzle Desk Clock, ideal creative gift for adults, teenagers or children, birthday/Christmas/company. The perfect gift for DIY enthusiasts. Packing list: 1*Puzzle. We only sell puzzles, not other items in the pictures. Due to differences between different monitors, the pictures may not reflect the actual color of the item. Due to manual measurement, please allow slight size errors.