Features: Unlocking the full potential of projects with USB Host Shield 2.0 ADK, powerful expansion that facilitates communication devices. Support USB host, allowing you to connect USB devices while offering extensive library functions and example code for ease of use. Suitable for enthusiasts, electronic hobbyists, and students, this USB Host Shield is suitable for those interested in exploring the capabilities of device communication. Enhances your projects, or data collection applications by leveraging communication features provided by this USB Host Shield. Step your innovation game and create sophisticated, integrating this essential tool into creations, expanding the horizons of what you can achieve. Specifications: Component:PCB Size:Approx.4.5x1.7cm/1.77x0.67inch Package Includes: 1Pc USB Host Shield Adapter note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.