Feature: 1. A bipedal robot that develops children's cognitive, observation, memory, and comprehension skills. 2. Small production puzzle science teaching small inventive toys, exercise manual brain ability, cultivate interest, develop intelligence. 3. Children's technology learning toys, causing children's curiosity, let children learn circuit knowledge. 4. Do-it-yourself installation toy, exercise children's hands-on ability and coordination of various parts of the body. 5. Made of high-quality plastic + metal fittings, this toy is durable, safe and environmentally friendly. Specification: Item Type: Toy Battery: 1xAA (Not Included) Product Name: Small Production Kit Main Material: Environmentally Friendly Plastic, Metal Fittings Applicable Age: 4 years old or older Packing: Bag (Including Manual,) Note: Battery Tools And Other Accessories Need To Be Purchased Separately. Applicable People: No Limit, Boy, Girl Ability Training: Manual Brain, Interest Training, Intellectual Development, Hearing, Parent-Child Communication, Interactive ToysDIY: Yes Packing: Opp Ziplock Bag Ability Development: Intellectual Development Science and Education Toy Type: Physical Class Packing Size: Approx. 15 x 11 x 3cm / 5.9 x 4.3 x 1.2in Package List: 1 x Instruction Manual1 x Motor1 x Battery Case2 x Eye2 x Board4 x Plastic Foam1 x Switch2 x Plastic Tubule2 x Iron Wire1 x Wire5 x Plastic Sheet