
See it in action:
https://www.youtube.com/watch?v=VrRsOvNR1HM
ESP32 Dev kit module controls direction using a sg-90, speed with a L9110S H-bridge and brake, front and blinker lights.
Chassis built with Meccano from the 1920's.
Prototype with floor show:
https://www.youtube.com/watch?v=j21vBVQXnM4