<p>High-performance MCU: Nordic Semiconductor's nRF52840 chip with 64 MHz FPU, multiple development ports, for Arduino\/CircuitPython\/MicroPython compatible</p> <p>Advanced wireless connectivity: Bluetooth 5.0 with built-in antenna and NFC support</p> <p>Efficient power management: Integrated Li-ion battery charging, 5 \u03BCA deep sleep power consumption</p> <p>Expanded 20 GPIOs: 9 additional 1.27mm pitch SMD castle pins beyond the standard XIAO nRF52840</p> <p>With native TensorFlow Lite, it is the ideal development platform for your advanced embedded machine learning and AIoT projects</p> <p>Processor: Nordic nRF52840, ARM Cortex-M4 32-bit processor with FPU, 64 MHz</p> <p>Wireless connection: Bluetooth 5.0\/BLE\/NFC</p> <p>Memory: 256KB RAM, 1MB Flash 2MB onboard Flash</p> <p>Onboard button: reset button</p> <p>Onboard LED: 3-in-1 LED\/charging LED</p> <p>Battery charging chip: BQ25101</p> <p>Programming language: for Arduino\/MicroPython\/ CircuitPython</p> <p>The product appearance and printed words may vary depending on the batch, but this does not affect use.</p> <p>Colour:As Shown</p> <p>Material:PCB</p> <p>Package Contents:</p> <p>1 * XIAO nRF52840 Plus</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>