<p>Small size is very suitable for DIY</p> <p>40P MICROBIT horizontal socket compact socket</p> <p>USB: 5V1A power supply meets the requirements of large driving force.</p> <p>Support 3V-5V sensor module</p> <p>Comes with buzzer (switch)</p> <p>Power supply mode: USB 5V 1A</p> <p>On-board functions:</p> <p>5V1A self-recovery fuse</p> <p>Buzzer (PO interface)</p> <p>3.5mm audio port (P0 interface)</p> <p>Toggle switch (used to switch buzzer music output and audio port sound output.</p> <p>USB power switch</p> <p>Five gold fingers, which are seamlessly butted with the 0, 1, 2, 3V and GND pins of microbit to protect the gold fingers of microbit.</p> <p>Provide 5V and 3.3V power interfaces, and support 3-5V sensor modules (onboard 5V and 3.3V power indicators).</p> <p>Include pins 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 19, 20.</p> <p>Simulated feet: 0, 1, 2</p> <p>Type: Microbit expansion board</p> <p>Usage: horizontal adapter for elementary and secondary schools</p> <p>Product description: It supports Scratch Python programming and 3-5V sensor module.</p> <p>Application field: Internet of Things IoT</p> <p>color:Black</p> <p>Material:PCB</p> <p>Size: about 57 x 45mm</p> <p>Package Contents:</p> <p>1 x Expansion Board</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>