Good mini sumo robot which uses SLT20 Series Jsumo wheels. https://www.youtube.com/watch?v=PSQAqRDqKhY&t=19s | Sumo robot, Arduino projects diy, Arduino robot
How to Make Arduino Sumo Robot - Arduino Project Hub
Tokyo, Japan - Robot operators from seven countries (Brazil, Mexico, Turkey, Latvia, Mongolia and Estonia) compete at the International Robot Sumo Tournament 2013, in the Ryougoku Sumo Hall (Ryogoku Kokugikan) on December