Adult DIY Metal Assembly 3D Robot Mecha Puzzle Toy Model for Home DecorFeatures:.Using high-quality metal materials, laser cutting ultra-precision high-quality metal mechanical models, you can create a smaller model.According to the assembly video, some parts are connected with screws (the product is not in the paper manual, and the assembly video is also equipped with an electronic usb stick). In order to make it stronger, some parts need to use some metal glue (Included).Amazing details and wonderful DIY experience, the mini size after assembly is about 10 x 10 x 18cm; the assembler needs to have certain hands-on ability, this style is difficult to assemble, the assembly requires sufficient patience, and it takes about 7 hours.Get fun and fulfillment through DIY assembly, the product is very beautiful. This is a perfect gift, a special gift for your friends, family and children, which can be collected and suitable for home decoration..Suitable for children over 14 years of age or younger to play with their parents.Note: The edges of the product are sharp. Do not play with infants or children to avoid injurySpecifications:.Color: As Shown.Material: Stainless Steel + Copper + Iron + Plastic.Product Dimensions: 10 x 10 x 18cm.Product Weight: 500g.Package Dimensions: 26.5 x 20 x 7cm.Package Weight: 600g.Packing: Bubble Bag + Carton BoxPackage Content:.1Set x Puzzle Toy.3 x Screwdriver .1 x Tweezers .1 x Pliers .1 x Parts Storage Box