【Latest Upgrade 13-in-1 Engineering Robot】13 different assembly robots can play anywhere, such as robots that run in the sun and swim underwater. Children aged 8-12 can learn about the structure of robots and various basic physics, cultivating children's practical skills and imagination while playing. 【Solar Powered】Recommended for outdoor play. No batteries required. The robot's solar panel converts solar thermal energy into electrical energy to move the cute robot. Since there are no batteries, it is an environmentally friendly and eco-friendly craft kit toy. ⭐Free Shipping⭐ Please check the actual photos for the condition of the product♪ #Click here for Mu-ko's product list ✨☜ ※If there is a problem, please contact us before 《receiving evaluation》. We cannot respond after the evaluation. ⚠️As stated in my profile, We are closed for shipping on Saturdays, Sundays, and holidays! Programming Toy 13-in-1 Solar Robot Kit Toy for Boys 8 9 10 11 12 Years Old STEM Project Assembly Science Toy Set Solar Powered Robotics Kit Gift Robot Educational Birthday Christmas Gift Boys Girls 8-12 Years Old With Japanese Instruction Manual 8-6 0052④