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The name of this tiny robot is Atom. Atom is a micro sumo robot. Its dimensions are 5 cm x 5cm x 5 cm It has a CNY70 sensor to detect the white path and an IR sensor to detect the objects or opponents. It weights only 73 grams. You can watch its video from this link http://www.facebook.com/video/video.php?v=256718551023679
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/atom-micro-sumo