PICAXE-20-x-2-Microbot-PICAXE-BOT120-p-The-B-BOT120-B-B-Microbot-B-from-B-Revolution-B-uses-a-unique-patented-B-Microbric-B-technology-to-join-various-input-output-modules-together-so-that-the-robot-can-be-reconfigured-using-only-an-Allen-key-br-br-BR-BR-The-B-PICAXE-20X2-B-based-motherboard-contains-two-motors-gearboxes-with-speed-control-two-LED-eyes-and-a-piezo-sounder-The-bumper-servo-connector-and-line-follower-modules-are-connected-to-the-motherboard-via-the-