Upgraded CH340G Chip: Replacing the traditional FT232RL, this for Nano board features the advanced CH340G chip for reliable connectivity. Pre-Soldered Convenience: Designed for both beginners and professional hobbyists, this for Nano board comes with pre-soldered pin headers, eliminating the hassle of manual soldering. It's ready to use right out of with the for IDE, making it a practical choice for programming projects. Extensive Connectivity: Equipped with 22 digital I/O pins and 8 analog inputs, this board offers ample connectivity for a multitude of applications. Whether you're creating complex or simple projects, the versatility of this for Nano board makes it an essential component in your development kit. Integrated Expansion Board: This package includes a for Nano Terminal Adapter Shield Expansion Board, enhancing the board's functionality. The pre-soldered pins on both the for Nano board and the expansion kit facilitate seamless integration and provide a robust platform for any project. Important Usage Note: Please note that this package does not include a USB cable. To connect the board to a computer, a capable of data fer is required, not just charging.<br><br>Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color:As shown Material:plastic<br><br>Package Contents: 1 * for development board (welding) 1 * expansion board<br><br>Only the above package content, other products are not included. 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.