The product is a set of two BBC micro:bit development boards, each accompanied by two cables and two battery packs. The micro:bit boards are equipped with a 16KB RAM size and features such as an accelerometer and compass. With a compact size of 5cm in length and 4cm in width, these development boards are based on the ARM core and are specifically designed for the micro:bit series. The kit allows users to easily create interactive projects and experiments, making it a valuable tool for electronics enthusiasts and professionals alike. ( NO BATTERIES INCLUDED )