Features: 1. High performance microcontroller: Based on ARM Cortex-M3 core, the operating frequency can reach 72MHz, providing high-performance processing capability and low-power mode, suitable for various medium complexity embedded applications. 3. Rich peripheral resources: It integrates multiple communication interfaces for easy connection and is suitable for various application development needs, such as the Internet of Things, robot control, human-computer interaction, etc. 4. Power management: Supports multiple low-power modes, suitable for various devices, and helps extend product battery life. 5. Low cost: As an entry-level development board, it is suitable for students, electronics enthusiasts, and professional developers to learn and prototype, and is also an ideal choice for teaching embedded systems. Parameter: Interface: Type-C Main control chip: STM32F103C8T6 Size: 81.6 * 32.8mm Package include: 1X development board 2X Pin Headers