Features: Support fast speed USB 2.0 (up to 480 Mbps), meet the demand of high-speed data transmission, and be suitable for the development of various USB devices. Support the expansion of external memory, so that developers can flexibly allocate storage resources according to project requirements, which is suitable for complex applications. Power is supplied through USB, which simplifies the design of power supply, supports input and adapts to various working environments. The development board adopts small design, which is convenient to be embedded in other systems and convenient for users to carry out experiments and prototype verification. It can be used to build analyzing to help engineers capturing and analyze digital signals and improve development efficiency. Specifications: Component:Printed Circuit Board Size:Approx.12x8cm/4.72x3.15inch Package Includes: 1Pc Development Board 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.