Enhanced Compatibility: The R3 Board is an upgraded version of the for REV3, featuring the CH340G driver instead of the 16u2. This change ensures full compatibility with the your and reduces costs significantly, making it an economical choice for developers and hobbyists alike. Driver Installation Simplified: The CH340G chip on our R3 Board automatically installs its driver, eliminating the need for complex configuration steps required by the Atmega16U2 chip. This streamlined process saves valuable development time and boosts efficiency, allowing you to focus more on your project. Added Convenience with Pin Headers: To enhance usability, our board includes pin headers that facilitate the connection of wires. This addition makes it easier for users to integrate the board with other components and , enhancing the overall utility and flexibility of the board. Stability on Platforms: We have addressed and resolved the compatibility and stability issues previously encountered with the R3 board on 7 and 8 systems. Our modifications a reliable and consistent performance across operating systems. Open Source Support: Fully compatible with for IDE software, our R3 Board leverages open-source technology, offering robust support and a vast community of developers. This compatibility ensures that users can easily integrate the board into their projects and from the extensive resources available in the for community. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Specification:328PB Chip Colour:As Shown Material:PCB Package Contents: 1 x Development board module kit 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.