Core only
details on webpage https://www.microduinoinc.com/
Discover the power and versatility of the microduino core + processor, designed by the leading brand in electronic toys, microduino. This small yet powerful processor is perfect for creating endless projects in the world of construction and building toys. Compatible with a range of building toy complete sets and packs, this processor allows for limitless creativity and innovation. Whether you're a beginner or an experienced builder, the microduino core + processor is the perfect tool for any project
Please check my other listings, I can combine postage.