This is a Meccano Tech Maker System 15403 Expansion Pack featuring a smart servo motor. The set is part of the Meccano Tech series by Spin Master, manufactured in 2015. It includes 25 parts, 1 servo. Suitable for ages 10 and up, focusing on STEM learning. Made in China. Adding a smart servo motor to your Meccanoid helps to customize your robotic creations.