ROKR 3D Wooden Puzzle Mechanical Treasure Box Model DIY Brain Teaser Projects for mature-themed Age 14+ Birthday Gift Educational Toys Wooden Puzzles for mature-themeds

Detailed information:? Package size: 240*330*40 mm ? Assembled size: 100*124*85 mm? Wood pieces: 123 pcs? Material:Plywood Plastic Metal? Original design well-built technology? Great for DIY loversFor optimal use you should reed the instructions carefully After several hours of assembly you will get a Wooden Mechanical Model Glue is not needed.Warning:The product is only for people who ages over 14. Use the wax inside to reduce the friction between wood board properly the modle will run better.Notes:? Stow the small parts carefully after removing them from the board in case of missing? Remove and assemble the parts with care? Polish the blurrs of the parts with sandpaper if needed? Keep the manual well for future referenceMatainence:? Keep the product away from the source of ignition and don't put it in humid place in case of the damage About us:After sales:If you encounter any problems during the assembly process we are happy to provide assistance.