Enhance your Microbit projects with this high-quality Expansion Board designed specifically for Microbit devices. Crafted from durable PCB material, this compact expansion board measures approximately 57 x 37mm (2.2 x 1.5 inches), providing a versatile and reliable platform to extend the functionality of your Microbit with ease. Key Features: · Power Indicator Light: Equipped with a red LED power indicator that illuminates when the board is powered, allowing you to quickly verify power status at a glance. · Built-in Buzzer with Jumper Cap: Includes a PO buzzer jumper cap installed by default, enabling sound output via the music column block in Makecode programming. This feature is ideal for audio feedback in your projects. · Complete 3-Pin IO Ports: All pins available on the Microbit are fully led out on this board, except for P17 and P18 which are not present on the Microbit itself, ensuring no pins are reserved or omitted. · Standard 40-Pin Horizontal Socket: Utilizes a 40-pin horizontal socket compatible with Microbit, facilitating easy and secure connections with your Microbit device. · Convenient Mounting Options: Features four mounting holes for flexible installation — the outermost two holes measure approximately 4.8mm in diameter with 48mm spacing, compatible with friction pins, while the innermost two holes are about 3.1mm in diameter with 32mm spacing, suitable for M3 screws to ensure a stable setup. · Compact and Lightweight Design: The small footprint and lightweight design make it ideal for integration into various projects without adding bulk. Specifications: · Item Type: Expansion Board for Microbit · Material: PCB · Size: Approx. 57 x 37mm (2.2 x 1.5 inches) · Outermost Hole Diameter: Approx. 4.8mm (0.2 inches) · Outermost Hole Spacing: Approx. 48mm (1.9 inches) · Innermost Hole Diameter: Approx. 3.1mm (0.1 inches) · Innermost Hole Spacing: Approx. 32mm (1.3 inches) Package Includes: · 1 x Expansion Board for Microbit This Expansion Board is an essential accessory for Microbit users seeking to expand their device’s input/output capabilities while maintaining a compact form factor. Its thoughtful design and multiple mounting options make it perfect for both educational and professional electronics projects.