Picaxe 20 x 2 microbot picaxe bot120 the bot120 microbot from revolution uses a unique patented microbric technology to join various inputoutput modules together so that the robot can be reconfigured using only an allen keythe picaxe 20x2 based motherboard contains two motorsgearboxes 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 microbric connectorsthe pack is supplied as a self assem