Features: Highly performances processor: RA4M1 is equipped with advanced R7FA4M1 microcontroller with a main frequency of up to 48MHz, which supports complex calculations and multitasking operations, and is suitable for a wide ranging of application scenario such as intelligent home. Low-power design: With low power consumption features, the power consumption is only a few microamps, enabling the device to run for long time, especially suitable for portable and remote monitoring applications. Small Size：the device is lightweight and portable, easy for users to quickly test it in a variety of environment. Expandability: Compared with common development boards on the market, RA4M1 provides more expansion slots and module design, allowing users to freely add accessories to meet individual needs. intelligent Home Controls Center: As the cored control module of the intelligent home system, it realizes the centralized management of lighting, auditory, temperature control and other devices, and enhances the convenience of family life. Specifications: Type: Development Board Color: Blue Size:about 23.5x15.24mm/0.93x0.6in Package Type: Unsoldered Pin / Soldered Pin For RA4M1 mini R7FA4M1 Development Board Package Includes: 1PC Mini Development Board note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.