LEGO Mindstorms Robotics RCX 1.0 Programmable Brick Technic Yellow 9709 TESTED

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LEGO Mindstorms Robotics 1.0 RCX Programmable Brick Tested G’teed

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Lego Robotics Invention Mindstorms 2.0 RCX Programmable Controller Brick Unteste

LEGO Mindstorms Robotics 1.0 RCX Programmable Brick Used

Lego Robotics Invention Mindstorms 2.0 RCX Programmable Controller Brick Tested

LEGO MindStorms NXT Intelligent Brick, Motors, Sensors, Cables Lot Untested