POWERFUL PERFORMANCE IN NANO FORM FACTOR Built on the robust Renesas RA4M1 microcontroller with 256KB flash, 32KB RAM, and a 48MHz clock speed for advanced embedded applications. FLEXIBLE INTEGRATION OPTIONS Ships with loose male header pins that you can solder for breadboard prototyping, or use the castellated edges to mount the board directly onto a custom PCB. SEAMLESS CONNECTIVITY Includes a Qwiic connector and additional 5V I²C port for effortless expansion with sensors, actuators, and peripherals. CUSTOMIZABLE SYSTEM FEEDBACK Onboard programmable RGB LED helps streamline debugging and user interaction in your projects. IDEAL FOR EDUCATION & PRODUCTION With its tiny 4.3 × 1.7 cm footprint, single-sided components, and castellated edges, its perfect for both prototyping and embedding in custom PCBs.