DIY Metal Assembly Mechanical Ball Robot Puzzle Model KitFeatures:.Using high-quality metal materials, laser cutting ultra-precision high-quality metal mechanical models, you can create a smaller model.Screw connection according to the assembly video (product non-paper instruction, also equipped with Electronic U Disk assembly video).In order to make it stronger, some parts need to use a little metal glue (not included because it affects logistics and delivery, need to be equipped by yourself, Thanks for your understanding).Amazing details and wonderful DIY experience, the mini-sized footprint after assembly is 15 x 15 x 10cm.Assemblers need to have some hands-on ability, assembly needs sufficient patience, suitable for children over 12 yearsold or younger to play with parents.The edges of the product are sharp. Do not play with infants to avoid injury. Have 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 decorationSpecifications:.Color: As Shown.Material: Stainless Steel + Copper + Iron + Plastic.Product Weight: 110g.Package Dimensions: 26.5 x 20 x 7cm.Package Weight: 350g.Packing: Carton Box + Bubble BagPackage Content:.1Set x Puzzle Model.3 x Screwdriver .1 x Tweezers .1 x Pliers.1 x Small Parts Storage Box.1 x Electronic U Disk