The Lego Mindstorms Mini Robots 40413 set is a rare and retired collection featuring 366 pieces and 5 different models. Manufactured in 2020 in Denmark, this plastic construction set is designed for kids aged 10 and up who are interested in building robots. With a compact size of 10.3 inches in length, 2.4 inches in height, and 5.6 inches in width, this complete set comes sealed in its original box, making it a valuable addition to any Lego enthusiast's collection.