Portable and easy to transport, suitable for use in multiple locations and simplifying development and testing tasks Flexible I/O: 14 digital pins (6 with variable output) and 6 analog pins, enabling easy integration with various devices and peripherals Clear indicators: POWER and L help users monitor the device status and debugging progress efficiently USB connection: connects to computers with a standard USB cable for programming and power supply, improving user convenience and operational effectiveness Key benefits and specifications Function and I/O: 14 digital pins (6 PWM capable) and 6 analog pins support a wide range of projects and peripherals Compatibility: standard USB interface for programming and power supply through a computer Size and weight: lightweight and compact design suitable for portable use across locations Performance: straightforward, reliable operation with common development workflows Use scenarios Rapid prototyping of microcontroller projects at the desk, in the lab, or in a classroom Field testing and development across multiple locations, keeping a consistent board for different sites Educational labs and handson debugging of sensor arrays and related peripherals