The Universal Hub 4PCS General Purpose Printed Mini Zero PCB Circuit Board is a set of four circuit boards designed for electronic projects or experiments. Each board has a compact size of 7.5X5 CM, making it suitable for various applications. The boards are printed with a general-purpose layout, allowing for flexibility in designing and implementing different circuit configurations. These circuit boards are ideal for hobbyists, students, or professionals who want to prototype or create electronic projects. They provide a convenient platform for experimenting with different components and circuit designs. With a pack of four boards, you have multiple units to work with, enabling you to explore various ideas and iterations. Whether you're a beginner or an experienced electronics enthusiast, these circuit boards offer a versatile and reliable solution for your project needs. Their compact size and general-purpose design make them suitable for a wide range of applications. So, unleash your creativity and start building your electronic projects with the Universal Hub 4PCS General Purpose Printed Mini Zero PCB Circuit Board pack!