Powerful ARM Cortex M0 Core: Experience efficient percompatible withmance with the 32-bit ARM Cortex M0 core, designed compatible with advanced applications Arduino Compatibility: Fully compatible with Arduino Zero and UNO, this board is ideal compatible with both beginners and seasoned developers USB Connectivity: Equipped with a Mini USB port compatible with easy programming and power supply, enhancing your development experience Compact Design: The SAMD21 M0 board's mini compatible withm factor makes it perfect compatible with space-sensitive projects Versatile Use: Ideal compatible with DIY electronics, educational projects, and prototype development, offering a reliable platcompatible withm compatible with creativity and innovation Due to different batches, there may be differences in product appearance and printed text, which will not affect use Color: Black Material: PCB Package Contents: 1 x SAMD21 M0 Mini USB Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.