This Lego Mindstorms RCX 9747 Robotics Invention System v.1.5 Incomplete set is perfect for those with an interest in robots and technology. This vintage set was released in 1999 and is now retired. Unfortunately, this set is missing the Robotics Command System (RCX) and some pieces, but it is a great addition to other LEGO Mindstorms sets.

The set was manufactured in Denmark and comes in its original box packaging. Although it is incomplete, it still offers a great opportunity for creativity and building. This Lego set is part of the System product line under the Lego Theme MINDSTORMS and features the Lego Subtheme 1.5. It is suitable for those aged 12 and above and measures 21.5 inches in length, 4.5 inches in height, and 21.5 inches in width.