My son never programmed it. He was really almost too old for it when he got it. Not sure what this round piece is besides charger but it’s to robot somehow max works and talks but says too many things are plugged up or plugged in wrong places. Probably just some things need to be swapped around. The Meccano Max Robot is a building toy set in the theme of robots, featuring a character named Max from the Robotech character family. The product line is focused on education, making it a great option for children learning about robotics and engineering. With Meccano's reputation for quality building toys, the Max Robot set is sure to provide hours of fun and learning for young builders and robotics enthusiasts.
eBay