Features: This game kit is perfect for game enthusiasts who are interested in creating their own games. With four built in 51 single chip microcontroller games and a buzzer with game background music, this kit is powerful enough to provide an immersive gaming experience. This kit is suitable for students, engineers, hobbyists and anyone interested in game making. This kit can be used in various scenarios such as education institutions for electronic courses, family entertainment, school laboratories for electronic experiments and maker spaces. With its blue PCB design and real time score display on the top of the digital tube, this kit is both luxurious andclassic. Specifications: Item：51 MCU Game Kit Enclosure Size：approx 126x82x25mm/4.96x3.23x0.98in Material：Metal + Plastic Package Includes: 1 Set 51 MCU Game Kit note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment.