Description: Creative Design: This mechanical dog and mechanical cat DIY assembly toy has a creative mechanical design that can be combined into different shapes of mechanical dogs or cats by assembling different parts, inspiring children's imagination and hands-on ability. Walking function: After assembly, the mechanical dog and mechanical cat have walking function, which can walk independently and simulate the movements of real pets, bringing more fun and interactive experience to children. Education: This toy is not only an interesting pet toy, but also an educational tool that cultivates children's logical thinking ability, spatial imagination, and hands-on ability through the assembly and assembly process. Interactive experience: Children can interact with parents or peers during the assembly process, enhance relationships, and work together to complete an interesting creative project, enjoying the fun of DIY. Safe Material: The toys are made of environmentally friendly materials,harmless, safe and reliable, allowing children to enjoy fun with peace of mind while playing. This mechanical dog mechanical cat DIY assembly walking mechanical dog pet toy can not only satisfy children's love for pet toys, but also promote their intellectual and hands-on development. Specifications: Name: DIY ROBOT DOG Material: ABS Size:13.5*8*7cm/5.3*3.1*2.8inch battery 2xAA battery(battery not include) Package Included: 1 set DIY ROBOT DOG